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A sulphide of Fe contains 46.5% of Fe by...

A sulphide of Fe contains 46.5% of Fe by weight. Find the empirical formula of the sulphide.

Text Solution

Verified by Experts

The correct Answer is:
`(feS_(2))`
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Knowledge Check

  • A hydrocarbon contains 91.3% carbon by mass. Find the empirical formula of hydrocarbon?

    A
    `CH`
    B
    `C_2H_3`
    C
    `C_7H_8`
    D
    `C_3H_5`

  • An aliphatic hydrocarbon contains 80% carbon. The empirical formula of the hydrocarbon is

    A
    `CH_4 `
    B
    `CH_3`
    C
    `C_2H_6 `
    D
    `C_2H_2`

  • A compound contains C=40%,O=53.5% , and H=6.5% the empirical formula formula of the compound is:

    A
    `CH_2O`
    B
    `C_2H_4O`
    C
    `C_6H_(12)O_6`
    D
    `C_2H_4O_2`

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    By dissolving 0.517 g of nitrogen sulphide in 18.25 g of chloroform, the b.p. raised by 0.6^@C . Nitrogen sulphide contains 30.5% S. Find the molecular weight and molecular formula of nitrogen sulphide.

    The elements A and B form a compound that contains 60% A and 40% B by mass. The atomic mass of B is twice that of A. Find the empirical formula of the compound.

    A mixture of FeO and Fe_(3)O_(4) when heated in air to a constant weight, gains 5% of its weight. Find the composition of the intial mixutre.

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