NEET2019Chemistry-Periodic Table
NEET 2019 Chemistry Ionization Enthalpy MCQ Question
Type: MCQ-conceptual-Medium-Class 11
For the second period elements the CORRECT increasing order of first ionization enthalpy is ________.
A
Li < B < Be < C < O < N < F < Ne
B
Li < B < Be < C < N < O < F < Ne
C
Li < Be < B < C < O < N < F < Ne
D
Li < Be < B < C < N < O < F < Ne
Correct Answer
Option B
Detailed Explanation
The order is based on atomic structure and electron configuration, with exceptions due to half-filled and fully filled subshells.
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