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Al(2)O(3) can be converted to anhydrous ...

`Al_(2)O_(3)` can be converted to anhydrous `AlCl_(3)` by heating

A

a mixture of `Al_(2)O_(3)` and carbon in dry `Cl_(2)` gas

B

`Al_(2)O_(3)` with `Cl_(2)` gas

C

`Al_(2)O_(3)` and `HCl` gas

D

`Al_(2)O_(3)` with `NaCl` in solid state

Text Solution

Verified by Experts

The correct Answer is:
A
`Al_(2)O_(3)+3C+3C_(2)overset(1000^(@)C)to 2AlCl_(3)+underset("vapours")+3CO`
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Knowledge Check

  • Anhydrous AlCl_(3) is obtained when :

    A
    Aluminium oxide reacts with `HCl`
    B
    Aluminium reacts with `HCl`
    C
    Aluminium is heated in a current of dry `Cl_(2)`
    D
    Aluminium hydroxide reacts with `HCl`.

  • B_(2)O_(3) can be converted to BCl_(3) by heating

    A
    `B_(2)O_(3)` with `Cl_(2)` gas in the presence of `SiO_(2)`
    B
    `B_(2)O_(3)` with `HCl` gas
    C
    `B_(2)O_(3)` with `NaCl` in solid state
    D
    A mixture of `B_(2)O_(3)` and Carbon in dry `Cl_(2)` gas

  • Al_(2)O_(3) becomes anhydrous AlCl_(3) upon heating

    A
    with `NaCl`
    B
    with dry `Cl_(2)` and C
    C
    with `Cl_(2)`
    D
    with dry `HCl` gas

    • Similar Questions

    Explore conceptually related problems

    Which of the following hydrated chlorides can not be converted into anhydrous chloride only by heating?

    Which of the following halide can be converted into anhydrous form on heating :-

    Al_(2)O_(3) reacts with

    Which reaction cannot give anhydrous AlCl_(3) :

    The function of anhydrous AlCl_3 in Friedel-Crafts reaction is

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