我想問氫係元素週期表係唔係第一週期第幾族?

2007-06-02 7:55 pm
我本書個元素週期表將個氫放左係中間,
唔係第一,二族個位,又未到第三族,
咁佢即係第幾族?

回答 (3)

2007-06-03 2:39 am
✔ 最佳答案
从最外层电子(价层电子)睇,有一个,所以一般排系IA族
但系化学性质同下面噶碱金属吾同,化合价有+1 -1 0 有特殊性 吾属于任何族
2007-06-02 9:55 pm
The properties of hydrogen is quite similar to Group I and Group VII
But hydrogen itself do not belong any group
參考: me
2007-06-02 8:20 pm
It is no same with the others,it has no族.


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