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Valency and Oxidation State

0.84 g of met...

Question

0.84 g of metal hydride contains 0.04 g of hydrogen The equivalent weight of metal is:

A

80

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B

40

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C

20

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D

60

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Solution

The correct option is A 20
$W_{M} = 0.80 g$

$W_{H_{2}} = 0.04 g$

$E = \frac{0.8 \times 1.008}{0.04} = 20$

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