中学生网络课堂本课配套习题挑战模式1/5
单选题
难度系数：
1.
在一定条件下，下列微粒的还原性顺序为Cl-＜Br-＜Fe2+＜I-＜SO2，由此判断以下各反应在溶液中不能发生的是
| A: 2Fe3++SO2+2H2O═2Fe2++SO42-+4H+ |
| B: 2Fe2++Cl2═2Fe3++2Cl- |
| C: 2Br-+4H++SO42-═SO2+Br2+2H2O |
| D: I2+SO2+2H2O═4H++SO42-+2I- |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5Y+v5Lul6YeH55So4oCc55So5Y+N5bqU5YCS5o6o6L+Y5Y6f5oCn4oCd55qE5pa55rOV77yM5YaN5LiO6aKY5bmy5L+h5oGv6L+b6KGM5q+U6L6D77yM5aaC5LiN55u456ym77yM5YiZ6K+B5piO5Y+N5bqU5LiN6IO95Y+R55Sf44CCPGJyPjwvcD48cD5B44CB5qC55o2u5Y+N5bqU5b6X5Ye66L+Y5Y6f5oCn5by65byx5piv77yaU088c3ViPjI8L3N1Yj7vvJ5GZTxzdXA+Mis8L3N1cD7vvIzmiYDku6VB6IO95Y+R55Sf77yM5pWFQemUmeivr++8mzxicj48L3A+
- 提示2：PHA+QuOAgeagueaNruWPjeW6lOW+l+WHuui/mOWOn+aAp+W8uuW8seaYr++8mkZlPHN1cD4yKzwvc3VwPu+8nkNsPHN1cD4tPC9zdXA+77yM5omA5LulQuiDveWPkeeUn++8jOaVhULplJnor6/vvJs8L3A+
- 提示3：PHA+ROOAgeagueaNruWPjeW6lOW+l+WHuui/mOWOn+aAp+W8uuW8seaYr++8mkk8c3VwPi08L3N1cD7vvJxTTzxzdWI+Mjwvc3ViPu+8jOaJgOS7pUTog73lj5HnlJ/vvIzmlYVE6ZSZ6K+v44CCPGJyPjwvcD4=
- 答案：Qw==
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
本课配套习题挑战模式2/5
单选题
难度系数：
2.
已知：X2、Y2、Z2、W2四种物质的氧化能力W2>Z2>X2>Y2，下列氧化还原反应能发生的是
| A: 2NaW+Z2=2NaZ+W2 |
| B: 2NaX+Z2=2NaZ+X2 |
| C: 2NaW+Y2=2NaY+W2 |
| D: 2NaZ+X2=2NaX+Z2 |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5Y+v5Lul6YeH55So4oCc55So6YCJ6aG55Lit55qE5Y+N5bqU5YCS5o6o5rCn5YyW5oCn4oCd55qE5pa55rOV77yM5YaN5LiO6aKY5bmy5Lit55qE5L+h5oGv6L+b6KGM5a+55q+U77yM5LiN55u456ym55qE5Y+N5bqU5L6/5LiN6IO95aSf5Y+R55Sf44CCPGJyPjwvcD48cD48YnI+PC9wPg==
- 提示2：PHA+5o6M5o+h55Sx5by65Yi25byx55qE6KeE5b6LPGJyPjwvcD4=
- 答案：Qg==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.
已知氧化性强弱顺序：Cl2＞Br2＞Fe3+＞I2. 下列反应或叙述不正确的是
| A: Br2+2HI=I2+2HBr |
| B: 2FeCl2+Cl2=2FeCl3 |
| C: 2FeCl2+2HCl+I2=2FeCl3+2HI |
| D: 2FeCl2+2HCl+I2=2FeCl3+2HI |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5Y+v5Lul6YeH55So4oCc5qC55o2u5Y+N5bqU5Y+N5o6o54mp6LSo5rCn5YyW5oCn4oCd55qE5pa55rOV77yM5YaN5LiO6aKY5bmy5Lit55qE5L+h5oGv6L+b6KGM5q+U6L6D77yM5LiN55u456ym55qE5L6/5LiN6IO95Y+R55Sf44CCPGJyPjwvcD4=
- 提示2：PHA+6KaB5o6M5o+hJm5ic3A75rCn5YyW5oCn77ya5rCn5YyW54mpJmd0O+awp+WMluS6p+eJqeeahOWOn+WImeOAgjxicj48L3A+
- 答案：Qw==
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
本课配套习题挑战模式4/5
单选题
难度系数：
4.
已知Cl-、Fe2+、H2O2、I-、SO2均具有还原性，且在酸性溶液中的还原性依次增强. 下列各反应不可能发生的是
| A: 2Fe2++Cl2═2Fe3++2Cl- |
| B: 2Fe3+十SO2十2H2O=2Fe2+十SO42-十4H+ |
| C: H2O2十H2SO4=SO2↑十O2↑十2H2O |
| D: SO2十I2十2H2O=H2SO4十2HI |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+55Sx6YCJ6aG55Lit55qE5Y+N5bqU5Y+N5o6o5Ye654mp6LSo55qE6L+Y5Y6f5oCn77yM5YaN5LiO6aKY5bmy5Lit55qE5L+h5oGv6L+b6KGM5q+U6L6D77yM5LiN56ym5ZCI55qE5L6/5LiN6IO95Y+R55Sf44CCPC9wPg==
- 答案：Qw==
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
本课配套习题挑战模式5/5
多选题
难度系数：
5.
已知氧化性：Cl2>Br2>Fe3+>I2；还原性：I->Fe2+>Br->Cl-。下列反应能正向自发进行的是
| A: Br2+2Fe2+==2Fe3++2Br |
| B: 2Fe3++2I-==2Fe2++I2 |
| C: I2+2Fe2+==2Fe3++2I- |
| D: 2Fe3++2Cl-==2Fe2++Cl2 |
一次做对，真牛！
+5奖励规则>
- 提示1：PHA+5Y+v5Lul5qC55o2u5Y+N5bqU5Y+N5o6o54mp6LSo55qE5rCn5YyW5oCn5ZKM6L+Y5Y6f5oCn77yM5YaN5LiO6aKY5bmy5Lit55qE5L+h5oGv6L+b6KGM5q+U6L6D77yM55u456ym5ZCI55qE5L6/5Y+v5Lul5Y+R55Sf77yM5ZCm5YiZ5LiN6IO95Y+R55Sf44CCPGJyPjwvcD4=
- 答案：QSxC
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
