Question

Which characteristic gives the most information about what kind of element

an atom is?
A. The atomic number
B. The atomic mass
C. The number of electrons
D. The number of neutrons

Answer 1

the anwer is B.The atomic mass because atoms may be similar atomic mass ,number of electron,proton,and neutron by the presence of isotope but no two atoms have the same atomic number

Answer 2

A. The atomic number