Q.

Mass of one atom is 6.66 x 10-23 g. Its percentage in an hydride is 95.24. Thus, hydride is

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a

M H

b

M H2

c

M H3

d

M H4

answer is B.

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Detailed Solution

Mass of one atom = 6.66 x 10-23Mass of No atoms = 6.66 x 10-23 x 6. 02 x 1023 g = 40 gThus, atomic weight of the element = 40Thus, hydride is MH2.
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Mass of one atom is 6.66 x 10-23 g. Its percentage in an hydride is 95.24. Thus, hydride is