Science, asked by redx11, 10 months ago

valency of the elements 1 to 30

Answers

Answered by muskanbhagat99

1

1 Hydrogen=(-1),+1

2 Helium =0

3 Lithium= +1

4 Berylium =+2

5 Boron

6 Carbon

7 Nitrogen

8 Oxygen

9 Flourine

10 Neon

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