Chemistry, asked by sumit1246, 10 months ago

Q1. Give reason :

1. Valency remains same in group.

2. Atomic size decreases in period.

Q2. Explain :

1. Trend of valency of elements in period

2. Trend of atomic size of elements in group

Answers

Answered by rajurocky

1

Answer:

atomic size decreases in period because the shells are included then no new are comming

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