Question

Can two atoms with the same mass number be isotopes? And with the same
atomic number?

Answer 1

No

Step-by-step explanation:

Isotopes are Atoms of elements with the same atomic number but different Mass numbers so since those two atoms have the same mass number they are not isotopes

Answer 2

if the 2 atoms have the same mass number and atomic number then they are atoms of the same element. They are not isotopes