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| કોલમ-$I$ ઇલેક્ટ્રોનીય બંધારણ | કોલમ-$II$ ઇલેક્ટ્રોન પ્રાપ્તિ એન્થાલ્પી / $kJ \ mol^{-1}$ |
| $(A) \ 1s^2 2s^2 2p^6$ | $(1) -53$ |
| $(B) \ 1s^2 2s^2 2p^6 3s^1$ | $(2) -328$ |
| $(C) \ 1s^2 2s^2 2p^5$ | $(3) -141$ |
| $(D) \ 1s^2 2s^2 2p^4$ | $(4) +53$ |
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