The atomic number of an atom would be equal to its mass number if it

By: |Published on: Mar 18|Categories: Chemistry WAEC| 0 comments

A. has a totally filled valence shell
B. has a high charge to mass ratio
C. does not contain neutrons
D. exhibits isotopy

Correct Answer:

Option C – does not contain neutrons

Explanation

– The mass number of an atom is its total number of protons and neutrons

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