Chemistry, asked by agraharip511, 1 year ago

name first 30 valency of elements

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Answered by WHITEXAVIOR

1

Explanation:

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Answered by shweta016

2

Element Atomic Number Valency

Hydrogen 1 (-1), +1

Helium 2 0

Lithium 3 +1

Beryllium 4 +2

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