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原子半径越大,则:非金属性。氢化物稳定性。键能。怎么变化?能否将同一周期和同一主族的关系列出来?
原子半径越大,则:非金属性。氢化物稳定性。键能。怎么变化?能否将同一周期和同一主族的关系列出来?
2025-04-08 09:26:14
推荐回答(1个)
回答1:
同一周期:原子半径越大,非金属性越弱,氢化物的稳定性越差,氢化物的键能越小;但氢化物的酸性是减弱的。
同一主族:原子半径越大,非金属性越弱,氢化物的稳定性越差,氢化物的键能越小;但氢化物的酸性是增强的。
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