Which element has no neutrons?

1 Answer
Jun 8, 2016

Hydrogen can have zero neutrons.

Explanation:

Hydrogen has 1 proton, 0 neutrons and 1 electron.
The Isotope of hydrogen that can have zero neutrons is called Protium.
The other hydrogen isotopes are Deuterium(1 neutron) and Tritium (2 neutrons).