Home Chemistry D and F - Block Elements General The first ionization energies of the element…
Chemistry D and F - Block Elements General Single Correct MCQ
Published on: August 13, 2026

The first ionization energies of the elements of the first transition series (Ti to Cu)

A
Increase as the atomic number increases
B
Decrease as the atomic number increase
C
Do not show any change as the addition of electrons takes placed in the inner (n-1) d-orbitals
D
Increase from Ti to Mn and then decrease from Mn to Cu.

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The correct answer is:
A

First ionization energy of the elements of first transition series increase as the atomic number increases due to increase of nuclear charge. The increase however is not regular.

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