question_answer 101)

  In the following questions a statement of Assertion (A) followed by a statement of Reason (R) is given. Choose the correct option out of the choices given below : (a) A and R both are true and R is the correct explanation of A. (b) A and R both are true but R is not the correct explanation of A. (c) A is true but R is false. (d) A and R both are false. 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) Sodium chloride \[(N{{a}^{+}}C{{l}^{-}})\] is stable ionic compound because both \[N{{a}^{+}}\] and \[C{{l}^{-}}\]ions have complete octate in outermost shell.