Science, asked by Anonymous, 11 months ago

tell me valecy decrease or increase across o period

Answers

Answered by amithazra095

0

Answer:

across a period, at first valency increases upto 4 then decreases from 3 to 0.

Answered by rajnitiwari192003

91

Answer:

Valency in the periodic table across a period first increases and then decreases. There is no change going down a group.

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