Question

Which element has 1proton and 1neutron?

Answer 1

Answer:

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

Explanation:

pls mark as brainlist

Answer 2

The element having 1 proton and 1 neutron is Deuterium.

chemical formula → D2

Deuterium is a hydrogen isotope having 1 proton and 1 neutron as well as 1 electron.

what is an isotope ?

An isotope is any of two or more forms of a chemical elements having same atomic number but different atomic masses.

________________________________________________________________

hope it helps

mark me as Brainliest please