Question

A proton is added to an atom. All but one statement is true.

A) the atom becomes an isotope
B) the atom gains a positively-charged particle
C) the mass of the atom increases
D) the mass of the nucleus increases

Answer 1

A) The atom becomes an isotope.

Step-by-step explanation:

The atom does not become an isotope because the only way an atom becomes an isotope is when a neutron is added or subtracted and in this case a proton not a neutron is added.

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