Sail E0 Webinar
Question


The mass number of a nucleus is



Options:
A .  . always less than its atomic number
B .  the sum of the number of protons and neutrons present in the nucleus
C .  always more than the atomic weight
D .  a fraction
Answer: Option B



Submit Your Solution Below and Earn Points !
Next Question

Submit Solution

Your email address will not be published. Required fields are marked *

Latest Videos

Latest Test Papers