JEE Main Chemistry question

The electronic configurations of sodium and chlorine justify:

(A)Their physical state
(B)Their reactivity
(C)The formation of the electrovalent compound Correct
(D)None of the above

Answer: (C)

Solution

Na () readily loses its single electron to attain the stable configuration, while Cl () readily gains one electron to attain the stable configuration.

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Question ID VK-133745