1.

Assertion (A) : Sodium chloride formed by the action of chlorine gas on sodium metal is a stable compound. Reason (R) : This is because sodium and chloride ions acquire octet in sodium chloride formation.

Answer»

A and R both are correct, and R is the correct explanation of A.
A and R both are correct, but R is not the correct explanation of A.
A is true but R is FALSE.
A and R both are false.

Solution :(A)
Assertion and reason both are correct and reason is the correct explanation of assertion.
NA + Cl `RARR` NaCl
(2,8,1)(2,8,7)(2,8)(2,8,8)
Here both `Na^(+)` and `Cl^(-)` have COMPLETE OCTET hence NaCl is stable.


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