绪论 单元测试

1、单选题：
下列不属于无机化学的四大平衡的是（ ）。
选项：
A:配位平衡
B:沉淀溶解平衡
C:热力学平衡
D:酸碱平衡
答案: 【热力学平衡】

2、单选题：
分几步相加完成的化学反应的总平衡常数是（ ）。
选项：
A:各步平衡常数之平均值
B:各步平衡常数之积
C:各步平衡常数之和
D:各步平衡常数之差
答案: 【各步平衡常数之积】

第一章 单元测试

1、单选题：
下列说法错误的是（ ）
选项：
A:标准平衡常数表达式与化学反应式写法有关
B:标准平衡常数与温度有关
C:标准平衡常数与反应物的初始浓度、压力有关
D:标准平衡常数与反应物、产物的性质有关
答案: 【标准平衡常数与反应物的初始浓度、压力有关】

2、单选题：
在某温度下，反应SO2(g)+1/2O2(g)= SO3(g)的标准平衡常数=0.54，相同温度下，2SO2(g)+O2(g) =2SO3(g)的标准平衡常数为（ ）
选项：
A:0.54
B:0.2916
C:1.08
D:0.27
答案: 【0.2916】

3、单选题：
已知在温度T时，反应 .w64785092098s .brush0 { fill: rgb(255,255,255); } .w64785092098s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092098s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64785092098s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092098s .font1 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 1 C（s）+ .w64785092126s .brush0 { fill: rgb(255,255,255); } .w64785092126s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092126s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64785092126s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092126s .font1 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 1 CO2（g）＝CO（g）的平衡常数为K1，若反应方程式书写为：2C（s）+2CO2（g）＝4CO（g）时，其平衡常数 .w64785092115s .brush0 { fill: rgb(255,255,255); } .w64785092115s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092115s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092115s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092115s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092115s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 K q 为 （ ）
选项：
A:.w64785092127s .brush0 { fill: rgb(255,255,255); } .w64785092127s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092127s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092127s .font1 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092127s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092127s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092127s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 1 () K q
B:4 .w64785092101s .brush0 { fill: rgb(255,255,255); } .w64785092101s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092101s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092101s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092101s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092101s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q
C:2 .w64785092103s .brush0 { fill: rgb(255,255,255); } .w64785092103s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092103s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092103s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092103s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092103s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q
D:.w64785092117s .brush0 { fill: rgb(255,255,255); } .w64785092117s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092117s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092117s .font1 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092117s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092117s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092117s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 4 1 () K q
答案: 【.w64785092127s .brush0 { fill: rgb(255,255,255); } .w64785092127s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092127s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092127s .font1 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092127s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092127s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092127s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 1 () K q】

4、单选题：
在温度T时，分解反应A（s）＝B（g）+D（g）达到平衡后体系的压力为88.06 kPa，该反应的平衡常数 .w64785092089s .brush0 { fill: rgb(255,255,255); } .w64785092089s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092089s .pen1 { stroke: rgb(0,0,0); stroke-width: 9; stroke-linejoin: round; } .w64785092089s .font0 { font-size: 262px; font-family: "Times New Roman", serif; } .w64785092089s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092089s .font2 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } O K 为 （ ）
选项：
A:7754
B:0.1939
C:0.7754
D:1939
答案: 【0.7754】

5、单选题：
若移走某反应体系中的催化剂，可使平衡如何移动 （ ）
选项：
A:先左后右
B:向右
C:向左
D:无法判定
答案: 【无法判定】

6、单选题：
某体系存在如下平衡，CO（g）+ H2O（g） CO2 + H2 .w64785092105s .brush0 { fill: rgb(255,255,255); } .w64785092105s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092105s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092105s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092105s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092105s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q
CH4（g）+ 2H2O（g） CO2（g）+ 4H2（g） .w64785092100s .brush0 { fill: rgb(255,255,255); } .w64785092100s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092100s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092100s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092100s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092100s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 K q
CH4（g）+ H2O CO（g）+ 3H2（g） .w64785092116s .brush0 { fill: rgb(255,255,255); } .w64785092116s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092116s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092116s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092116s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092116s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 3 K q
它们的平衡常数存在何种关系 （ ）
选项：
A:.w64785092102s .brush0 { fill: rgb(255,255,255); } .w64785092102s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092102s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092102s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092102s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092102s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q = .w64785092128s .brush0 { fill: rgb(255,255,255); } .w64785092128s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092128s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092128s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092128s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092128s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 K q × .w64785092118s .brush0 { fill: rgb(255,255,255); } .w64785092118s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092118s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092118s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092118s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092118s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 3 K q
B:.w64785092119s .brush0 { fill: rgb(255,255,255); } .w64785092119s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092119s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092119s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092119s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092119s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 K q = .w64785092110s .brush0 { fill: rgb(255,255,255); } .w64785092110s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092110s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092110s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092110s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092110s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q × .w64785092094s .brush0 { fill: rgb(255,255,255); } .w64785092094s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092094s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092094s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092094s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092094s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 3 K q
C:K3 = .w64785092104s .brush0 { fill: rgb(255,255,255); } .w64785092104s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092104s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092104s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092104s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092104s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q × .w64785092090s .brush0 { fill: rgb(255,255,255); } .w64785092090s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092090s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092090s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092090s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092090s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 K q
D:.w64785092123s .brush0 { fill: rgb(255,255,255); } .w64785092123s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092123s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092123s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092123s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092123s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q × .w64785092111s .brush0 { fill: rgb(255,255,255); } .w64785092111s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092111s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092111s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092111s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092111s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 K q × .w64785092095s .brush0 { fill: rgb(255,255,255); } .w64785092095s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092095s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092095s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092095s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092095s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 3 K q = 1
答案: 【.w64785092119s .brush0 { fill: rgb(255,255,255); } .w64785092119s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092119s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092119s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092119s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092119s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 K q = .w64785092110s .brush0 { fill: rgb(255,255,255); } .w64785092110s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092110s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092110s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092110s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092110s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 K q × .w64785092094s .brush0 { fill: rgb(255,255,255); } .w64785092094s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092094s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092094s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092094s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092094s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 3 K q】

7、单选题：
合成氨反应：N2（g）+3H2（g） 2NH3（g）的标准平衡常数 .w64785092112s .brush0 { fill: rgb(255,255,255); } .w64785092112s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092112s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64785092112s .font0 { font-size: 205px; font-family: "Times New Roman", serif; } .w64785092112s .font1 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092112s .font2 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092112s .font3 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092112s .font4 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092112s .font5 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092112s .font6 { font-size: 373px; font-family: Symbol, serif; } .w64785092112s .font7 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 3 2H 2 22 NH 3 N () p pp K pp q q = ，当体系总压力增大一倍时，同温下重新建立平衡，此时标准平衡常数为 .w64785092096s .brush0 { fill: rgb(255,255,255); } .w64785092096s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092096s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092096s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092096s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092096s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092096s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } ' p K q ， .w64785092124s .brush0 { fill: rgb(255,255,255); } .w64785092124s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092124s .font0 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092124s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092124s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092124s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } p K q 与 .w64785092113s .brush0 { fill: rgb(255,255,255); } .w64785092113s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092113s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092113s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092113s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092113s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092113s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } ' p K q 的关系为 （ ）
选项：
A:.w64785092106s .brush0 { fill: rgb(255,255,255); } .w64785092106s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092106s .font0 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092106s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092106s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092106s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } p K q =1/4 .w64785092091s .brush0 { fill: rgb(255,255,255); } .w64785092091s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092091s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092091s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092091s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092091s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092091s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } ' p K q 
B:.w64785092120s .brush0 { fill: rgb(255,255,255); } .w64785092120s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092120s .font0 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092120s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092120s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092120s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } p K q =4 .w64785092107s .brush0 { fill: rgb(255,255,255); } .w64785092107s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092107s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092107s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092107s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092107s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092107s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } ' p K q 
C:.w64785092092s .brush0 { fill: rgb(255,255,255); } .w64785092092s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092092s .font0 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092092s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092092s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092092s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } p K q = .w64785092121s .brush0 { fill: rgb(255,255,255); } .w64785092121s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092121s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092121s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092121s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092121s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092121s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } ' p K q 
D:.w64785092108s .brush0 { fill: rgb(255,255,255); } .w64785092108s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092108s .font0 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092108s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092108s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092108s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } p K q = .w64785092093s .brush0 { fill: rgb(255,255,255); } .w64785092093s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092093s .pen1 { stroke: rgb(0,0,0); stroke-width: 16; stroke-linejoin: round; } .w64785092093s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092093s .font1 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 1 .w64785092122s .brush0 { fill: rgb(255,255,255); } .w64785092122s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092122s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092122s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092122s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092122s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092122s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } ' p K q
答案: 【.w64785092092s .brush0 { fill: rgb(255,255,255); } .w64785092092s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092092s .font0 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092092s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092092s .font2 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092092s .font3 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } p K q = .w64785092121s .brush0 { fill: rgb(255,255,255); } .w64785092121s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092121s .font0 { font-size: 260px; font-family: "Times New Roman", serif; } .w64785092121s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092121s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092121s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785092121s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } ' p K q 】

8、单选题：
某反应在一定条件下的转化率为33.5%，当加入催化剂后，其平衡转化率为 （ ）
选项：
A:48.5%
B:33.5%
C:35.5%
D:63.5%
答案: 【33.5%】

9、单选题：
已知某反应 .w64785092109s .brush0 { fill: rgb(255,255,255); } .w64785092109s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092109s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092109s .font1 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2A(g) + B(l) = 2C(g) 的 .w64785092097s .brush0 { fill: rgb(255,255,255); } .w64785092097s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092097s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092097s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092097s .font2 { font-style: italic; font-size: 278px; font-family: Symbol, serif; } .w64785092097s .font3 { font-size: 373px; font-family: Symbol, serif; } .w64785092097s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 0.14 K q = ，在同一温度下反应 .w64785092125s .brush0 { fill: rgb(255,255,255); } .w64785092125s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092125s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64785092125s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785092125s .font1 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 C(g) = A(g) + B(l) 2 的 .w64785092114s .brush0 { fill: rgb(255,255,255); } .w64785092114s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092114s .font0 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785092114s .font1 { font-style: italic; font-size: 278px; font-family: Symbol, serif; } .w64785092114s .font2 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } K q 为 （ ）
选项：
A:7.14
B:0.14
C:－0.07
D:2.67
答案: 【2.67】

10、单选题：
化学反应的平衡状态随下列因素当中的哪一个而改变（ ）
选项：
A:化学反应式中的计量系数 .w64785092099s .brush0 { fill: rgb(255,255,255); } .w64785092099s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785092099s .font0 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785092099s .font1 { font-style: italic; font-size: 373px; font-family: Symbol, serif; } .w64785092099s .font2 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } B n
B:浓度标度
C:标准态
D:系统组成
答案: 【系统组成】

第二章 单元测试

1、单选题：
已知0.1 mol·L-1的弱酸HA溶液有1%的电离，它的解离平衡常数约为（ ）
选项：
A:10-4
B:10-5
C:10-6
D:10-2
答案: 【10-5】

2、单选题：
向HAc溶液中加一些NaAc，会使（ ）
选项：
A:溶液的pH值减少
B:HAc的Ka减少
C:HAc的H+离子浓度增加
D:HAc的解离度减少
答案: 【HAc的解离度减少】

3、单选题：
根据酸碱质子理论,下列叙述中不正确的是（ ）
选项：
A:酸碱反应的实质是质子传递
B:酸愈强,其共轭碱愈弱
C:酸碱反应的方向是弱酸与弱碱反应生成强酸和强碱
D:化合物中没有盐的概念
答案: 【酸碱反应的方向是弱酸与弱碱反应生成强酸和强碱】

4、单选题：
下列几组溶液不具有缓冲作用的是（ ）
选项：
A:NH4Cl-NH3·H2O
B:NaH2 PO4 -Na2HPO4
C:HAc-NaAc
D:H2O-NaAc
答案: 【H2O-NaAc】

5、单选题：
设氨水的浓度为c,若将其稀释1倍，则溶液中c(OH-)为（ ）
选项：
A:.w64785124992s .brush0 { fill: rgb(255,255,255); } .w64785124992s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124992s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64785124992s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785124992s .font1 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 2
B:.w64785124989s .brush0 { fill: rgb(255,255,255); } .w64785124989s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124989s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64785124989s .pen2 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124989s .brush1 { fill: rgb(0,0,0); } .w64785124989s .pen3 { stroke: none; } .w64785124989s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785124989s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785124989s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785124989s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785124989s .brush2 { fill: rgb(0,0,0); } .w64785124989s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 1 . 2 b Kc q
C:.w64785124991s .brush0 { fill: rgb(255,255,255); } .w64785124991s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124991s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785124991s .font1 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785124991s .font2 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } 2 c
D:.w64785124990s .brush0 { fill: rgb(255,255,255); } .w64785124990s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124990s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64785124990s .pen2 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124990s .brush1 { fill: rgb(0,0,0); } .w64785124990s .pen3 { stroke: none; } .w64785124990s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785124990s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785124990s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785124990s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785124990s .brush2 { fill: rgb(0,0,0); } .w64785124990s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } . 2 b c K q
答案: 【.w64785124990s .brush0 { fill: rgb(255,255,255); } .w64785124990s .pen0 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124990s .pen1 { stroke: rgb(0,0,0); stroke-width: 19; stroke-linejoin: round; } .w64785124990s .pen2 { stroke: rgb(0,0,0); stroke-width: 1; stroke-linejoin: round; } .w64785124990s .brush1 { fill: rgb(0,0,0); } .w64785124990s .pen3 { stroke: none; } .w64785124990s .font0 { font-size: 406px; font-family: "Times New Roman", serif; } .w64785124990s .font1 { font-style: italic; font-size: 260px; font-family: "Times New Roman", serif; } .w64785124990s .font2 { font-style: italic; font-size: 406px; font-family: "Times New Roman", serif; } .w64785124990s .font3 { font-style: italic; font-size: 241px; font-family: Symbol, serif; } .w64785124990s .brush2 { fill: rgb(0,0,0); } .w64785124990s .font4 { font-weight: bold; font-size: 76px; font-family: System, sans-serif; } . 2 b c K q】

6、单选题：
下列叙述中不正确的是（ ）
选项：
A:对于弱酸溶液，浓度越小，电离度越大，氢离子浓度越大
B:在多元弱酸的稀溶液中，其酸根的浓度近似等于其最后一级的离解平衡常数
C:对于弱碱溶液，当加水稀释时，PH值减小
D:对于弱电解质溶液，同离子效应使其电离度减小，盐效应使其电离度增加
答案: 【对于弱酸溶液，浓度越小，电离度越大，氢离子浓度越大】

7、单选题：
配离子[ Co(SCN)4]2-中钴的价态和配位数分别是（ ）
选项：
A:+2 ，6
B:+2 ，4
C:+3 ，2
D:-2 ，4
答案: 【+2 ，4】

8、单选题：
下列配合物中 ，属于螯合物的是（ ）
选项：
A:Li [ AlH4 ]
B:[ Ni(en)2 ] Cl2
C:K2[ PtCl6 ]
D:(NH4)[ Cr(NH3)2(SCN)4 ]
答案: 【[ Ni(en)2 ] Cl2】

9、单选题：
关于配体，下列说法不正确的是（ ）
选项：
A:只含一个配位原子的配体称单齿配体
B:配体中与中心原子直接以配位键结合的原子叫做配位原子
C:含两个配位原子的配体称螯合剂
D:配位原子是多电子原子，常见的是 C、N、O、S、卤素等非金属原子
答案: 【含两个配位原子的配体称螯合剂】

10、单选题：
配合物K2[Zn(OH)4]的名称是（ ）
选项：
A:四羟基合锌(II)酸钾
B:四氢氧化锌(II)钾
C:四羟基合锌(II)钾
D:氢氧化锌钾
答案: 【四羟基合锌(II)酸钾】