The correct order of second I.E. of C, N, O and F are in the order :

Chemistry · JEE Main · NTA Exams — Classification of Elements and Periodicity in Properties

1. F > O > N > C
2. C > N > O > F
3. O > N > F > C
4. O > F > N > C

Answer

(D) O > F > N > C

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