Physics, asked by snwha, 2 months ago

What is the periodic trend in the variati5on of valency while going
down a group? Explain the answer with reference to group-1, group-2
and group-18.
Plz help

Answers

Answered by dakshtrivedi0144

0

Answer:

Valency is increasing

grp 1 has 1 valence electron

grp 2 has 2 valence electrons

grp 18 has 8 electrons

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