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Q.

X and Y are two different elements having their atomic masses in 1 : 2 ratio. The compound formed by the combination of X and Y contains 50% of X by weight. The empirical formula of the compound is

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a

XY

b

X4Y

c

XY2

d

X2Y

answer is A.

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Detailed Solution

Ratio of atomic mass of X and Y = 1: 2

% age mass of X = 50 % Y = 50 %

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So empirical formula is X2Y

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