Question

valency of the elements

Answer 1

Now ur answer is
Valency of elements..
1.H-1 valency
2.He-0 valency
3.Li-1 valency
4.Be-2 valency
5.B-3valency
6.C-4 valency
7.N-3 valency
8.O-2 valency
9.F-1 valency
10.Ne-0valency
11.Na-1 valency
12.Mg- 2 valency
13.Al-3 valency
14.Si -4 valency
15.P-3,5 valency
16.S-2 valency
17.Cl-1 valency
18.Ar-0 valency
19.K-1 valency
20.Ca-2 valency
May be it's help you...
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Answer 2

hydrogen and all elements in its row and fluorine and all elements in its row has the valency 1. Beryllium and all elements in its row and oxygen and all elements in its row has the valency of 2 . Boron and all elements in its row and nitrogen and all elements of its row has the valency of 3 . Carbon and all elements of its row has valency 4. Hey , this is also a trick to learn the valency. But I did not know the valency of D block element.
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