For elements B, C, N, Li, Be, O and F, the correct order of first ionization enthalpy is…

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

1. Li < B < Be < C < O < N < F
2. Li < Be < B < C < O < N < F
3. Li < Be < B < C < N < O < F
4. B > Li > Be > C > N > O > F

Answer

(A) Li < B < Be < C < O < N < F

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