Question

What atoms have 5 protons?

Answer 1

`"Do you mean what molecule has 5 protons.......?"`

Explanation:

Of course, `H_3C-NH_2` has 5 such hydrogen nuclei.

Answer 2

The only atom that has 5 protons is Boron.

Explanation:

All atoms of Boron have 5 protons. Proton or atomic number defines an element chemically and determines its position (and therefore that of its atoms) on the periodic table.