本课配套习题挑战模式1/5
单选题
难度系数:
1.在某温度下,可逆反应mA+nBpC+qD平衡常数为K,下列说法正确的是
A: K越大,达到平衡时,反应进行的程度越大 |
B: K越小,达到平衡时,反应物的转化率越大 |
C: K随反应物浓度的改变而改变 |
D: K随着温度的升高而增小 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOW5s+ihoeW4uOaVsOi2iuWkp++8jOivtOaYjuWPjeW6lOi/m+ihjOeahOeoi+W6pui2iuWkp++8m+W5s+ihoeW4uOaVsOi2iuWwj++8jOivtOaYjuWPjeW6lOi/m+ihjOeahOeoi+W6pui2iuWkp+OAgg==
- 提示2:IOWMluWtpuW5s+ihoeW4uOaVsOWPquWPl+a4qeW6puW9seWTjeOAgg==
- 答案:QQ==
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
本课配套习题挑战模式2/5
单选题
难度系数:
2.下列反应处于平衡状态,2SO2(g)+O2(g)2SO3(g)△H=-200kJ•mol-1,欲提高平衡常数K的值,应采取的措施是
A: 降低温度 |
B: 增大压力 |
C: 加入氧气 |
D: 去掉三氧化硫 |
一次做对,真牛!
+5奖励规则>
- 提示1:5YyW5a2m5bmz6KGh5bi45pWw5Y+q5piv5rip5bqm55qE5bi45pWw44CC5a6D5Luj6KGo5Y+N5pig55qE6ZmQ5bqm77yM5Zug5q2k5Y+v5Lul6YCa6L+H5rip5bqm55qE5pS55Y+Y5a+55LqO5bmz6KGh56e75Yqo55qE5b2x5ZON5p2l5Yik5pat5bmz6KGh5bi45pWw55qE5aSn5bCP5Y+Y5YyW44CC
- 答案:QQ==
5YyW5a2m5bmz6KGh5bi45pWw5piv5rip5bqm55qE5Ye95pWw44CC6ZmN5L2O5rip5bqm77yM5bmz6KGh5ZCR5q2j5Y+N5bqU5pa55ZCR56e75Yqo77yM5bmz6KGh5bi45pWw5aKe5aSn77yM6ICM5Y6L5by644CB5rWT5bqm562J6YO95LiN5pS55Y+Y5bmz6KGh5bi45pWw77yb5pWF6YCJQS4gPGJyPg==
本课配套习题挑战模式3/5
单选题
难度系数:
3.反应CO(g)+H2O(g)CO2(g)+H2(g)在800℃达到平衡时,分别改变下列条件,K值会发生变化的是
A: 将体积减小至原来的一半 |
B: 加入催化剂 |
C: 将反应温度升高至1000℃ |
D: 增大水蒸气的浓度 |
一次做对,真牛!
+5奖励规则>
- 提示1:5YyW5a2m5bmz6KGh5bi45pWw5Y+q5piv5rip5bqm55qE5Ye95pWw44CC
- 答案:Qw==
5YyW5a2m5bmz6KGh5bi45pWw5piv5rip5bqm55qE5Ye95pWw44CC5Y2H6auY5rip5bqm77yM5bmz6KGh5bi45pWw5pS55Y+Y44CCPGJyPuiAjOWOi+W8uuOAgea1k+W6puOAgeWCrOWMluWJguetiemDveS4jeaUueWPmOW5s+ihoeW4uOaVsOOAgjxicj7mlYXpgIlDLiA8YnI+
本课配套习题挑战模式4/5
单选题
难度系数:
4.下列有关平衡常数说法正确的是
A: 温度越高,K值越大 |
B: K值越大,反应的转化率越小 |
C: K值越大,反应的转化率越大 |
D: K值的大小与起始浓度有关 |
一次做对,真牛!
+5奖励规则>
- 提示1:IEvlgLzotorlpKfvvIzku6PooajmraPlj43lupTmlrnlkJHov5vooYznmoTpmZDluqbotorlpKfjgII=
- 提示2:IEvlgLzlpKflsI/lj6rkuI7muKnluqbmnInlhbPvvIzkuI7lj43lupTnmoTliJ3lp4vmtZPluqbml6DlhbPjgII=
- 答案:Qw==
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
本课配套习题挑战模式5/5
单选题
难度系数:
5.关于可逆反应A(s)+B(g)2C(g);△H<0,平衡常数为K,下列说法正确的是
A: |
B: K值越大表示达到平衡时,正反应进行程度越大 |
C: 其它条件不变时,温度升高,K值增大 |
D: 其它条件不变时,压强减小,K值减小 |
一次做对,真牛!
+5奖励规则>
- 提示1:IOW5s+ihoeW4uOaVsOihqOi+vuW8j+S4reWbuuS9k+S4jeWGmeWFpeiuoeeul+W8j++8mw==
- 提示2:IEvmmK/ooaHph4/lj43lupTov5vooYzpmZDluqbnmoTniannkIbph4/vvIxL6LaK5aSn5q2j5ZCR6L+b6KGM6ZmQ5bqm6LaK5aSn77yb
- 答案:Qg==
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