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Bauxite containing chief impurities of o...

Bauxite containing chief impurities of oxides of silicon is called

A

Red bauxite

B

White bauxite

C

Black bauxite

D

No specific name

Text Solution

Verified by Experts

The correct Answer is:
B
White bauixte contains silica as impurity and red bauxite contains iron oxide as impurity.
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Explain what happens if bauxite containing iron oxide and silica as impurities is directly subjected to the process of electrolytic reduction without prior purification.

Eka silicon is now called as

Knowledge Check

  • Bauxite containing impurities of iron oxide is purified by

    A
    Hoop's process
    B
    Serpeck's process
    C
    Baeyer's process
    D
    Electrolytic process

  • Saturated hydrides of silicon are called

    A
    Silicones
    B
    Silanes
    C
    Silicates
    D
    None.

  • Red bauxite contains chief impurity of ferric oxide but contains some amount of SiO_(2) is subjected to Baeyer'sprocess then select correct reason for SIO_(2) .

    A
    `SiO_(2)`remains unaffected by reagent of Baeye's process
    B
    `FeSiO_(3)`slag is formed by the reaction of `SiO_(2)`and ferric oxide
    C
    `SiO_(2)`is decomposed to produced elementaol `Si`and `O_(2)` gas which removed in the from of vapour
    D
    `SiO_(2)`dissolves in the from of silicate ion

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    Given type of silicones are called :-

    The impurities present in the ore is called

    Water present in the form of hydrated oxides of Silicon, Aluminium is called _______________

    Bauxite ore is generally contaminated with impurity of oxides of two elements X and Y . Which of the following statement is correct ?

    Silicon hydrides are called

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