Home Chemistry D and F - Block Elements General The atomic numbers of V,Cr,Mn and Fe are res…
Chemistry D and F - Block Elements General Single Correct MCQ
Published on: August 13, 2026

The atomic numbers of V,Cr,Mn and Fe are respectively 23,24,25 and 26. Which one of these may be expected to have the highest second ionization enthalpy?

A
Cr
B
Mn
C
Fe
D
V

Share this question

WhatsApp

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
A

Cr+ has stable half filled electronic configuration, [Ar]18 3d5 4s0. the removal of one more electron from this stable half filled configuration will require higher energy.

Previous Question Next Question

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

Which one of the following is a ‘d-block element?
Which of the following d- block element has half filled penultimate as well as valence subshell?
Which of the following is not an amphoteric ion?
Which of the following has no unpaired electrons but is coloured?
Which of the following lanthanide ion is paramagnetic?
The common oxidation state shown by lanthanides in their compound is
CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.