中学生网络课堂本课配套习题挑战模式1/5
多选题
难度系数：
1.原子序数从11依次增加到17，下列递变关系中，错误的是
| A: 电子层数逐渐增多 |
| B: 原子半径逐渐增大 |
| C: 最高正化合价数值逐渐增大 |
| D: 从Si到Cl，最低负化合价从-4到-1 |
一次做对，真牛！
+5奖励规则>
- 提示1：5Y6f5a2Q5bqP5pWw5LuOMTHkvp3mrKHlop7liqDliLAxN+WImuWlveaYr+esrOS4ieWRqOacn+eahOWFg+e0oO+8iOmZpOS6huaDsOaAp+awlOS9k++8ieOAgg==
- 答案：QSxC
5Y6f5a2Q5bqP5pWw5LuOMTHkvp3mrKHlop7liqDliLAxNyznlLXlrZDlsYLmlbDkuI3lj5gs5Y6f5a2Q5Y2K5b6E6YCQ5riQ5YeP5bCPLOacgOmrmOato+S7t+aVsOWAvOmAkOa4kOWinuWkpyzku47noYXliLDmsK/otJ/ku7fku44tNOWIsC0x44CC
本课配套习题挑战模式2/5
单选题
难度系数：
2.下列各组元素性质或原子结构的递变，叙述不正确的是
| A: Na、Mg、Al原子最外层电子数依次增多 |
| B: P、S、Cl元素最高正化合价依次增大 |
| C: N、O、F得电子能力依次减弱 |
| D: Li、Na、K的电子层数依次增多 |
一次做对，真牛！
+5奖励规则>
- 提示1：5pys6aKY6ICD5p+l5YWD57Sg5ZGo5pyf5b6L77yM5bqU6K+l54af57uD5o6M5o+h5Y6f5a2Q57uT5p6E5Y+Y5YyW5LiO5YWD57Sg5ZGo5pyf5b6L55qE5YWz57O744CC
- 提示2：5b6X55S15a2Q6IO95Yqb5LiO6Z2e6YeR5bGe5oCn55qE5by65byx5piv5LiA6Ie055qE44CC
- 答案：Qw==
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
本课配套习题挑战模式3/5
单选题
难度系数：
3.X、Y为同周期元素，如果X的原子半径大于Y，则下列判断不正确的是
| A: 如X、Y均为金属元素，则X的金属性强于Y |
| B:如X、Y均为金属元素，则X的阳离子氧化性比Y形成的阳离子强。 |
| C:如X、Y均为非金属元素，则Y的气态氢化物比X的稳定。 |
| D:如X、Y均为非金属元素，则最高价含氧酸的酸性Y强于X。 |
一次做对，真牛！
+5奖励规则>
- 提示1：WOOAgVnmmK/lkIzlkajmnJ/lhYPntKDvvIxY55qE5Y2K5b6E5aSn5LqOWe+8jOWImVjnmoTljp/lrZDluo/mlbDlsI/kuo5Z77yO
- 答案：Qg==
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本课配套习题挑战模式4/5
多选题
难度系数：
4.X和Y两种元素的原子，在化学反应中都易失去两个电子形成稳定结构，已知X的原子半径小于Y的原子半径，下列说法正确的是
| A: 两种原子失去电子的能力相同 |
| B: 两种原子的核外具有相同的电子层数 |
| C: Y（OH）2的碱性比X（OH）2的碱性强 |
| D: Y的金属性比X的金属性强 |
一次做对，真牛！
+5奖励规则>
- 提示1：WOWSjFnlhYPntKDnmoTljp/lrZDvvIzlnKjljJblrablj43lupTkuK3pg73lrrnmmJPlpLHljrvnlLXlrZDogIzlvaLmiJDkuI5OZeebuOWQjOeahOeUteWtkOWxgue7k+aehO+8jOivtOaYjuS4pOenjemHkeWxnuWOn+WtkOaguOWkluaciTPkuKrnlLXlrZDlsYLvvIzpg73kuLrnrKzkuInlkajmnJ/nmoTph5HlsZ7lhYPntKDvvIw=
- 提示2：5qC55o2uWOeahOWOn+WtkOWNiuW+hOWwj+S6jlnnmoTljp/lrZDljYrlvoTvvIxY5ZyoWeWFg+e0oOeahOWPs+i+ueOAgg==
- 答案：QyxE
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
本课配套习题挑战模式5/5
单选题
难度系数：
5.下列各组中的性质比较，正确的是①酸性：H2SO4 ＞ H2SeO4 ＞ H2TeO4②碱性：NaOH ＞ Mg(OH)2 ＞ Al(OH)3③稳定性：HCl ＞ H2S ＞ H2Se④还原性：Cl— ＞ Br— ＞ S2—
| A: ①③④ |
| B: ②③④ |
| C: ①②③ |
| D: 都正确 |
一次做对，真牛！
+5奖励规则>
- 提示1：5ZGo5pyf6KGo5LuO5bem5Yiw5Y+z6YeR5bGe5oCn5YeP5byx77yM6Z2e6YeR5bGe5oCn5Yqg5by644CC
- 提示2：6Z2e6YeR5bGe5oCn5YyF5ous6YW45oCn44CB5rCi5YyW54mp56iz5a6a5oCn44CB5Y2V6LSo5rCn5YyW5oCn77yM6YeR5bGe5oCn5YyF5ous56Kx5oCn44CB5Y2V6LSo6L+Y5Y6f5oCn44CC
- 答案：Qw==
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