Question

Isotopes are atoms of the same element, which have
(A) same mass numbers and same atomic numbers.
(B) different mass numbers and different atomic numbers.
(C) same mass numbers and different atomic numbers.
(D) different mass numbers and same atomic numbers.​

Answer 1

Answer:

option (d) is correct.

Explanation:

Different mass number and same atomic numbers.

Answer 2

Answer:

D) DIFFERENT ATOMIC MASS AND SAME ATOMIC NUMBER

hope it helps......