Question

Q. Ortho and para hydrogen differ
Hydrogen
A In the number of protons
B In the molecular weight
(c) In the nature of spins of protons
D In the nature of spins of electrons

Answer 1

Solution:
The ortho and para hydrogen differ in the nature of the spin of protons. In ortho hydrogen, the spin of the proton are in the same direction, while in para-hydrogen the spin of the proton are in opposite direction in hydrogen molecules.