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Binary Compounds - Hydrides

Among the fol...

Question

Among the following,which hydride has less density than its parent metal?

A

$C r H_{2}$

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B

$L i H$

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C

$N a H$

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D

$M g H_{2}$

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Solution

The correct option is A
$C r H_{2}$

Chromium hydride is less dense than its parent metal. This is due to the intersitial arrangement of hydrogen atoms.

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