Chemistry, asked by Anonymous, 8 months ago

plz answer!!!
State how the valency of elements varies in a group and period of the periodic table.​

Answers

Answered by cpmail1111
3

Explanation:

The valency of an element is dependent on the number of electrons in the outermost shell of the electron. In a group all constituting elements will have the same valency because they all have the same number of electrons in the outer shells. Across the a period, the number however increase by 1.

Answered by Anonymous
4

Answer:

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