Home Chemistry Structure of Atom Atomic Number, Mass Number, Atomic Species An element have atomic weight 40 and it’s el…
Chemistry Structure of Atom Atomic Number, Mass Number, Atomic Species Single Correct MCQ
Published on: August 14, 2026

An element have atomic weight 40 and it’s electronic configuration is Then its atomic number and number of neutrons will be

A
18 and 22
B
22 and 18
C
26 and 20
D
40 and 18

Share this question

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

Text Solution

Verified by Experts
The correct answer is:
A

= atomic number 18 and no. of Neutron in case of

Neutron = Atomic mass – Atomic number

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

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.