Question

What are isotopes, give two uses of isotopes? Name the isotopes of hydrogen

Answer 1

Isotopes are atoms of element having same no. of protons but different no. of neutrons ,I.e. same atomic no. but different atomic masses.

Isotopes are used in medicines .

Three isotopes of hydrogen are protium,deuterium and tritium

Answer 2

Isotopes are varients of a particular Element which differ in neutron number and consequently in nucleon number.