MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryHydrogenIntroduction to Hydrogen
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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