Empirical formula of a compound is $C H_{2}$ . The mass of 1 litre of this gas is exactly equal to that of 1 litre of nitrogen under similar conditions. Molecular formula of the gas is:

C_{2} H_{4}

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C_{3} H_{6}

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C_{6} H_{12}

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C_{4} H_{8}

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Solution

The correct option is A $C_{2} H_{4}$
Mass of equal volumes of two gases are equal means that they possess equal molecular weights. Molecular weight of $N_{2}$ is 28.Hydrocarbon with molecular weight 28 is $C_{2} H_{4}$

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Empirical formula of a compound is CH2. The mass of 1 litre of this gas is exactly equal to that of 1 litre of nitrogen under similar conditions. Molecular formula of the gas is:

The correct option is A C2H4Mass of equal volumes of two gases are equal means that they possess equal molecular weights. Molecular weight of N2 is 28.Hydrocarbon with molecular weight 28 is C2H4

Empirical formula of a compound is $C H_{2}$ . The mass of 1 litre of this gas is exactly equal to that of 1 litre of nitrogen under similar conditions. Molecular formula of the gas is:

The correct option is A $C_{2} H_{4}$
Mass of equal volumes of two gases are equal means that they possess equal molecular weights. Molecular weight of $N_{2}$ is 28.Hydrocarbon with molecular weight 28 is $C_{2} H_{4}$