In which Isotopes of hydrogen there are 1 proton and 2 neutron?
A ) Helium
B ) Tritium ✅
C ) Deuterium
D ) Halogen
Explanation:
Tritium is an isotope of hydrogen that is composed of one proton, two neutrons, and one electron. The atomic number of tritium is 1 the atomic mass of tritium is 3.