Home Chemistry Hydrogen and Its Compounds ( Not in Syllabus ) Hydrogen The isotopes of hydrogen have different phys…
Chemistry Hydrogen and Its Compounds ( Not in Syllabus ) Hydrogen Single Correct MCQ
Published on: August 14, 2026

The isotopes of hydrogen have different physical properties due to difference in mass. They have almost same chemical properties with a difference in their rates of reactions which is mainly due to.

A
Their different enthalpy of bond dissociation
B
Different electronic configurations
C
Different atomic masses
D
Different physical properties.

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Verified by Experts
The correct answer is:
A

: Enthalpy of bond dissociation of deuterium is higher than hydrogen Tritium is radioactive.

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