Chemistry, asked by drcraju1973, 8 months ago

how to find valency​

Answers

Answered by sona972
2

Explanation:

valency is the number of electrons taking part in bond formation

eg electronic configuration of sodium Na is 11

2,8,1

outer orbit contains 1 election

so in formation of bond only one electron is involved hence Na +1

Answered by mkjharavian
9

Explanation:

The VALENCY of an atom is equal to the no. of electrons in the outer shell if that no. is 4 or less. Otherwise, the VALENCY is equal to 8 - The no. of electrons in the outer shell.

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