Skip to main content
Back to SOME BASIC CONCEPTS OF CHEMISTRY

NEET UG CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

1 Medium
1 of 1
Application +4 | -1
There are two isotopes of an element with atomic massz. Heavier one has atomic mass z+2z + 2 and lighter one has z−1z -1, the abundance of lighter one is
View answer and explanation
Correct option: A
66.6%66.6\%
Option A (66.6%66.6\%) is correct because it is calculated using the weighted average formula for atomic mass, solving for the abundance of the lighter isotope.

More Questions from SOME BASIC CONCEPTS OF CHEMISTRY

Practice All Chapter MCQs →
Type at least 2 characters or jump directly:
🔓

Save your learning progress

Sign in with a free account to save your practice answers and quiz results, then return to them when you revise.