An Atom That Has 3 Protons,4 Neutrons,and 3 Electrons

Question

An atom that has 3 protons,4 neutrons,and 3 electrons
A) has an atomic mass of 7.
B) is a cation.
C) has an atomic number of 4.
D) has an atomic number of 10.

Accepted Answer

The atomic mass of an atom is calculated by adding the number of protons and neutrons. For this atom, with 3 protons and 4 neutrons, the atomic mass is 7 (3+4=7).