JEE Main Chemistry question

Chemistry Classification of Elements and Periodicity in Properties JEE Main

Which of the following represents the correct order of increasing electron gain enthalpy with negative sign for the elements O, S, F and Cl?

(A)
(B)Correct
(C)
(D)

Answer: (B)

Solution

The magnitudes of electron gain enthalpy (with negative sign) are approximately: , , , kJ/mol. Fluorine's value is anomalously

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Question ID VK-133857