In The Commercial Electrochemical Process For Aluminum Extraction, The Electrolyte Used Is

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Question

In the commercial electrochemical process for aluminum extraction, the electrolyte used is

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Solution

Correct option is

A molten mixture of Al₂O₃ and Na₃AlF₆

Al₂O₃ mixed with cryolite Na₃[AlF₆] is fused and electroysed in extraction of Al.

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SIMILAR QUESTIONS

Q1

The formula of carnallite is:

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Q2

The major role of fluorspar (CaF₂) which is added in small quantities in the electrolytic reduction of alumina dissolved in fused cryolite (Na₃AlF₆) is:

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Q3

The molten metal, obtained after the element of copper pyrites in the blast furnace, has the composition of:

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Q4

In metallurgy of iron, when lime stone is added to the blast furnace, the calcium ion ends up in

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Q5

In the alumino-thermite process, aluminium acts as

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Q6

The major role of fluorspar (CaF₂) which is added in small amount in the electrolytic reduction of alumina dissolved in fused cryolite (Na₃AlF₆) is

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Q7

The chemical process in the production of steel from haematite ore involve

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Q8

Which of the following process is used in extractive metallurgy of magnesium?

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Q9

Which ore contains both iron and copper?

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Q10

Native silver metal forms a water soluble complex with a dilute aqueous solution of NaCN in the presence of

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