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Question
Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have highest third ionization enthalpy?
Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have highest third ionization enthalpy?
Vanadium (Z = 23)
Chromium (Z = 24)
Manganese (Z = 25)
Iron (Z = 26)
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Solution
The correct option is C Manganese (Z = 25)
Manganese (Z = 25) will have highest third ionization enthalpy as after second ionization they get stable half filled configuration(d5).
Option C is correct.
Manganese (Z = 25) will have highest third ionization enthalpy as after second ionization they get stable half filled configuration(d5).
Option C is correct.
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