Question

Given the following table, which statement is true about atoms A and B?

A. A and B are isotopes of the same element.
B. A and B are isotopes of different elements.
C. The two atoms have the same mass.
D. Only atom B is an isotope.

Answer 1

Answer:

The statement true is A. A and B are isotopes of the same element.

Explanation:

Isotopes correspond to atoms of the same element with different mass numbers (A), that is to say they differ in the amount of neutrons in the nucleus. In the case of compound A it has 10 neutrons, and B has 11.