Question

if an atom loses the only electron it contains what will be the name of the nucleus that is left behind​

Answer 1

Answer:

proton

Explanation:

The atom here is hydrogen which has only 1 proton, 1 electron and no neutron. When it loses an electron only a proton from the nucleus is left. It becomes a positive ion(cation) H+

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Answer 2

Answer:

Proton is the answer if the atom loses the only electron