Science, asked by ZombieForce, 7 months ago

How does the modern periodic law explain the following÷
1. Valency of the elements in a period and a group.
2. Atomic size of the elements in a period and a group.

Answers

Answered by suhailsharieff449

8

Answer:

1.Valency of elements in a group remains same whereas changes across a period

2. atomic size increases down a group and remains same across period

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