AIIMS2001Chemistry-D Block Elements
AIIMS 2001 Chemistry Ionization Energy MCQ Question
Type: MCQ-conceptual-Hard-Class 12
Which of the following has highest second ionization energy?
A
Ni
B
V
C
Cr
D
Mn
Correct Answer
Option C
Detailed Explanation
Chromium (Cr) has a half-filled d-subshell, making its second ionization energy higher.
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