First slide

Hydrogen

Question

Hydrogen is a unique element in the periodic table.Some statements about isotopes of hydrogen and hydrides are given below.False statement among them is

Easy

A

$H_{2}, D_{2}, T_{2}$ have same bond length
B

NaH is stoichiometric non–volatile solid
C

LiH is highly reactive towards Oxygen at moderate temperature.
D

Terrestrial deuterium exists as HD

Solution

LiH is unreactive towards $O_{2} and {Cl}_{2}$ at moderate temperature.

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