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Calculate the equivalent weight of metal...

Calculate the equivalent weight of metal, if the oxide of a metal contains 32% oxygen.

A

34

B

31

C

17

D

8

Text Solution

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The correct Answer is:
C
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Two oxides of metals A and B are isomorphous . The metal A whose atomic mass is 52, forms a chloride whose vapour density is 79. the oxide of the metal B contains 47.1% oxygen. Calculate the atomic mass of B.

The equivalent weight of a metal is 12. What is equivalent weight of its oxide?

Knowledge Check

  • Statement I : In CuO equivalent weight of Cu is 63.5 & in Cu_(2)O equivalent weight of Cu is 31.8. Statement II : Equivalent weight of any metal is the gm quantity of metal which is combined with 8 gm of oxygen in the formation of metal oxide.

    A
    If both Statement-I and Statement-II are true, and Statement-II is the correct explanation of Statement–I.
    B
    If both Statement-I and Statement-II are true but Statement-II is not the correct explanation of Statement–I.
    C
    If Statement-I is true but Statement-II is false.
    D
    If Statement-I is false but Statement-II is true.

  • If the equivalent weight of an element is 32, then the percentage of oxygen in its oxide is :

    A
    16
    B
    40
    C
    32
    D
    20

  • The oxide of an element possesses the formula M_(2)O_(3) . If the equivalent weight of the metal is 9, the molecular weight of the oxide will be

    A
    54
    B
    102
    C
    120
    D
    200

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    A metal forms two oxides. The higher oxide contains 80% metal. 0.72 g of the lower oxide gave 0.8 g of higher oxide when oxidised. Calculate the weight of oxygen the combines with the fixed weight of metal in the two oxides, and show that the data supports the law of multiple proportines

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