Question

100. The mass number of a nucleus
100
(A) always less than its atomic no.
(B) always more than its atomic
no.
(C) always equal to its atomic no.
(D) always greater than or equal
to its atomic no​

Answer 1

Answer:

Always greater than or equal to its atomic no

Answer 2

Answer:

d always greater than or equal

to its atomic no

Explanation:

The mass number of a nucleus is the total number of protons and neutrons ns) in an atomic nucleus so sometimes more than and sometimes equal to its atomic number, depends upon no of neutrons.