配套习题- 浓度与压强对化学反应速率的影响 -【青果学院】

挑战习题

1/5单选题

难度：

1.在一密闭容器中充入1molH₂和1molI₂（g），并在一定温度下使其发生反应：H₂（g）+I₂（g）

2HI（g）△H＜0. 下列说法正确的是

A	保持容器容积不变，向其中加入1molH₂，反应速率不变
B	保持容器容积不变，向其中加入1molAr，压强增大，平衡正向移动
C	保持容器内气体压强不变，向其中加入1molAr，化学平衡常数增大
D	保持容器内气体压强不变，向其中加入1molH₂（g）和1molI₂（g），化学平衡不移动

提示1：: IOWinuWkp+awouawlOeJqei0qOeahOmHj++8jOawouawlOeahOa1k+W6puWinuWkp++8jOWPjeW6lOmAn+eOh+WKoOW/qw==

提示2：: IOS/neaMgeWuueWZqOWuueenr+S4jeWPmO+8jOWQkeWFtuS4reWKoOWFpTFtb2xBcu+8jOWPjeW6lOa3t+WQiOeJqeWQhOe7hOWIhueahOa1k+W6puS4jeWPmO+8jOW5s+ihoeS4jeenu+WKqA==

提示3：: IOWMluWtpuW5s+ihoeW4uOaVsOWPquWPl+a4qeW6puW9seWTje+8jOa4qeW6puS4jeWPmO+8jOWMluWtpuW5s+ihoeW4uOaVsOS4jeWPmO+8jOS4juWOi+W8uuaXoOWFsw==

提示4：: 6K+l5Y+N5bqU5YmN5ZCO5rCU5L2T55qE5L2T56ev5LiN5Y+Y77yM5Y6L5by65LiN5b2x5ZON5bmz6KGh56e75Yqo

正确答案：RA==

QeOAgeWinuWkp+awouawlOeJqei0qOeahOmHj++8jOawouawlOeahOa1k+W6puWinuWkp++8jOWPjeW6lOmAn+eOh+WKoOW/q++8jOaVhUHplJnor6/vvJs8YnI+QuOAgeS/neaMgeWuueWZqOWuueenr+S4jeWPmO+8jOWQkeWFtuS4reWKoOWFpTFtb2xBcu+8jOWPjeW6lOa3t+WQiOeJqeWQhOe7hOWIhueahOa1k+W6puS4jeWPmO+8jOW5s+ihoeS4jeenu+WKqO+8jOaVhULplJnor6/vvJs8YnI+Q+OAgeWMluWtpuW5s+ihoeW4uOaVsOWPquWPl+a4qeW6puW9seWTje+8jOa4qeW6puS4jeWPmO+8jOWMluWtpuW5s+ihoeW4uOaVsOS4jeWPmO+8jOS4juWOi+W8uuaXoOWFs++8jOaVhUPplJnor6/vvJs8YnI+ROOAgeivpeWPjeW6lOWJjeWQjuawlOS9k+eahOS9k+enr+S4jeWPmO+8jOWOi+W8uuS4jeW9seWTjeW5s+ihoeenu+WKqO+8jOaVhUTmraPnoa7vvJs8YnI+5pWF6YCJRC4g

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2/5单选题

难度：

2.把4种不同体积、不同浓度的X溶液，分别加入4个盛有10mL2mol•L^-1盐酸的烧杯中，并加水稀释到50mL，此时X和盐酸进行反应，其中反应速率最大的是（　　）

A	25mL，3mol•L^-1
B	20mL，2mol•L^-1
C	18mL，4mol•L^-1
D	10mL，3mol•L^-1

提示1：: IOaXoOiuuuS9k+enr+Wkp+Wwj++8jOW9seWTjeWMluWtpuWPjeW6lOmAn+eOh+eahOWboOe0oOS4uua1k+W6puOAgg==

正确答案：Qw==

5peg6K665L2T56ev5aSn5bCP77yM5b2x5ZON5YyW5a2m5Y+N5bqU6YCf546H55qE5Zug57Sg5Li65rWT5bqm44CCPGJyPuaVhemAiUMuIA==

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3/5单选题

难度：

3.反应3Fe（s）+4H₂O（g）

Fe₃O₄+4H₂（g）在一可变的密闭容器中进行，下列条件的改变对其反应速率几乎无影响的是

A	保持体积不变，增加H₂O（g）的量
B	将容器的体积缩小一半
C	保持体积不变，充入Ne使体系压强增大
D	压强不变，充入Ne使容器的体积增大

提示1：: 5Zug5Y+N5bqU54mp5rWT5bqm6LaK5aSn77yM5YyW5a2m5Y+N5bqU6YCf546H6LaK5b+r77yM5omA5Lul5aKe5YqgSDxzdWI+Mjwvc3ViPk/vvIhn77yJ55qE6YeP77yM5Y+N5bqU6YCf546H5Yqg5b+r77yb

提示2：: 5bCG5a655Zmo55qE5L2T56ev57yp5bCP5LiA5Y2K77yM5Y+N5bqU5L2T57O75Lit54mp6LSo55qE5rWT5bqm5aKe5aSn77yM5YiZ5YyW5a2m5Y+N5bqU6YCf546H5aKe5aSn77yb

提示3：: IOS/neaMgeS9k+enr+S4jeWPmO+8jOWFheWFpU5l77yMTmXkuI3lj4LkuI7lj43lupTvvIzlj43lupTkvZPns7vkuK3nmoTlkITnianotKjnmoTmtZPluqbkuI3lj5jvvIzliJnlj43lupTpgJ/njofkuI3lj5jvvIzmlYVD5a+56YCf546H5peg5b2x5ZON77yb

提示4：: 5L+d5oyB5Y6L5by65LiN5Y+Y77yM5YWF5YWlTmXvvIzkvb/lrrnlmajnmoTkvZPnp6/lj5jlpKfvvIzlj43lupTkvZPns7vkuK3lkITnianotKjnmoTmtZPluqblh4/lsI/vvIzliJnlj43lupTpgJ/njoflh4/lsI/vvJs=

正确答案：Qw==

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4/5单选题

难度：

4.某化学兴趣小组欲探究反应物浓度对化学反应速率的影响，在保持其他条件相同时，使四份质量分数不同的H₂O₂溶液发生分解反应：2H₂O₂═==O₂↑+2H₂O，其中氧气生成速率最大的是

A	5%的H₂O₂溶液
B	10%的H₂O₂溶液
C	20%的H₂O₂溶液
D	30%的H₂O₂溶液

提示1：: IOWcqOS/neaMgeWFtuS7luadoeS7tuebuOWQjOaXtu+8jOa6tua2suS4reWPjeW6lOeJqeeahOa1k+W6pui2iuWkp++8jOa0u+WMluWIhuWtkOeahOaVsOebrui2iuWkp++8jOacieaViOeisOaSnui2iuWkmu+8jOWPjeW6lOmAn+eOh+i2iuWkpw==

正确答案：RA==

5Zyo5L+d5oyB5YW25LuW5p2h5Lu255u45ZCM5pe277yM5rq25ray5Lit5Y+N5bqU54mp55qE5rWT5bqm6LaK5aSn77yM5rS75YyW5YiG5a2Q55qE5pWw55uu6LaK5aSn77yM5pyJ5pWI56Kw5pKe6LaK5aSa77yM5Y+N5bqU6YCf546H6LaK5aSn77yM5Y+q5pyJ6YCJ6aG55LitROeahOa1k+W6puacgOWkp++8jDxicj7mlYXpgIlELiA=

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5/5单选题

难度：

5.一定量的盐酸跟过量的铁粉反应时，为了减缓反应速度，且不影响生成氢气的总量，可向盐酸中加入适量的（　　）
①NaOH固体②H₂O③NaNO₃溶液④CH₃COONa固体⑤KCl溶液.

A	①②
B	②④⑤
C	②③⑤
D	②③④

提示1：: IEZl5LiO55uQ6YW45Y+N5bqU55qE5a6e6LSo5Li6RmUrMkg8c3VwPis8L3N1cD7ilZBGZTxzdXA+Mis8L3N1cD4rSDxzdWI+Mjwvc3ViPuKGke+8jOS4uuS6huWHj+e8k+WPjeW6lOmAn+W6pu+8jOS4lOS4jeW9seWTjeeUn+aIkOawouawlOeahOaAu+mHj++8jOWImeWPr+WHj+Wwj+awouemu+WtkOeahOa1k+W6pg==

提示2：: 5L2G5LiN5pS55Y+Y5rCi56a75a2Q55qE54mp6LSo55qE6YeP

提示3：: 5Yqg5YWl55qE54mp6LSo6ZyA6KaB5pyJ4oCc56iA6YeK4oCd55qE5L2c55So44CC

正确答案：Qg==

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