AIPMT MAINS2009Chemistry-Periodic Table
AIPMT MAINS 2009 Chemistry Ionization Energy MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Amongst the elements with following electronic configurations, which one of them may have the highest ionization energy?
A
Ne [3s²3p²]
B
Ar [3d¹⁰4s²4p³]
C
Ne [3s²3p¹]
D
Ne [3s²3p³]
Correct Answer
Option D
Detailed Explanation
The element with a half-filled p subshell (3p³) will have higher ionization energy due to increased stability. Therefore, Ne [3s²3p³] has the highest ionization energy.
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