我想問下點解atomic size會decrease across a period
點樣黎睇粒原子大定細
chem問題..高手入
2007-12-11 3:27 am
回答 (1)
2007-12-11 6:08 am
✔ 最佳答案
atomic size will decrease across a period because the no of protons increase then the attractive force on the electrons by the protons will increase,the electrons will be more near the nuclear , so the total size of atom will decrease because the electrons are close to the nuclear
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