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Write the formula of magnesium carbonate...

Write the formula of magnesium carbonate?

A

`Al_2O_3`

B

`MgCO_3`

C

`CuFeSO_2`

D

`Fe_2O`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • Write the formula of oleum?

    A
    `H_2SO_4`
    B
    `H_2O_7S_2`
    C
    `H_2SO_2`
    D
    `H_4SO_2`

  • Write the formula of muriatic acid?

    A
    `HCl_2`
    B
    HCl
    C
    `H_2SO_4`
    D
    `H_2S`

  • 20.0g of a magnesium carbonate sample decomposes on heating to give carbon dioxide and 8.0g magnesium oxide. What will be the percentage purity of magnesium carbonate in the sample (Mg=24)-

    A
    75
    B
    96
    C
    60
    D
    84

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