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CGP EDU Academic Team
Published on: August 12, 2026
Dihydrogen has :
Text Solution
Verified by ExpertsThe correct answer is:
B
Hydrogen has three isotopes and two isomers.

Protium Deuterium Tritium Orthohydrogen Parahydrogen
O Electron- 1 1 1
Proton- 1 1 1
(Isomers of hydrogen)
Neutron- Nil 1 2
(Isotopes of hydrogen)
Ortho hydrogen-two protons in hydrogen molecule when spins in the same direction the form is termed as orthohydrogen, and when proton spins are in opposite direction the form is known as para hydrogen.
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