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Commin salt is the common ingredient ...

Commin salt is the common ingredient in every food item .
what is the Valencies of these two elements?

Text Solution

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Valency of Na is '1' `[1s^(2) 2s^(2)2p^(6) 3s^(1) )]`
Valency of Cl is also '1' `[1s ^(2) 2s^(2) 2p ^(6) 3s ^(2) 3p ^(5 ) ]`
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