MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Extraction of Aluminium

The chemical ...

Question

The chemical formula of Cryolite an important mineral of aluminium is:

A

Na₃AlF₆

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

AlCl₃.H₂O

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Al₂O₃.2H₂O

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Al₂O₆

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
Na₃AlF₆

Cryolite is Na₃AlF₆.

Suggest Corrections

thumbs-up

1

Similar questions

Q. Clay, cryolite, and bauxite are the minerals of aluminium.
Which among them is the ore of aluminum? What is its chemical formula?

Q. (a) Give the chemical name and formula of 'cryolite'.
(b) What is the function of cryolite in the extraction of aluminium, other than acting as a solvent for bauxite?

Q. The chemical formula of diaspore, an ore of aluminium, is:

Q. In the extraction of aluminium ;
(i) name the process of concentration of bauxite.
(ii) write the cathode reaction in electrolytic reduction of alumina.
(iii) write the function and chemical formula of cryolite.
(iv) write a chemical equation for the action of heat on aluminium hydroxide.
(v) why is it necessary to replace anodes time to time?

Q. Assertion :In the electrolytic reduction of

A l_{2} O_{3}

cryolite is used. Reason: Cryolite is an ore of aluminium.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Metallurgy of Aluminium

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Extraction of Aluminium

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon