Question

Define isotopes & isobar with example?

Answer 1

isotopes are the atoms which has the same atomic no. but different atomic mass
eg= hydrogen and tritium

isobars are the atoms whose atomic mass is same but atomic no. is different
Eg : calcium and argon has the same mass 40u but different atomic no. 18 and 16 respectively

Answer 2

Answer:

Isotopes are the atoms in which the number of neutrons differs and the number of protons is the same.

Isobar is that element which differs in the chemical property but has the same physical property .