Advertisements
Advertisements
Question
A to F below relate to the source and extraction of either zinc or aluminium.
- Bauxite
- Coke
- Cryolite
- Froth floatation
- Sodium hydroxide solution
- Zinc blende
Write the formula of cryolite.
Solution
\[\ce{Na3AlF6}\]
APPEARS IN
RELATED QUESTIONS
Explain the following:
Zinc is used to cover iron so as to prevent rusting of iron. Why?
State amalgam use with an example.
Complete the statement using every given option.
During the extraction of aluminium..............
Chemical reaction of transformation of bauxite into alumina by Hall’s process.
Write the name and formula of two ores of the following: Zinc
Give composition and uses of the following alloys. Mention the reason for its use.
Brass
The following question refer to the extraction of aluminium and iron from their ores:
What is the major impurity present in iron when it is removed from the furnace?
Write the equation for the reaction of zinc with following: Sodium hydroxide solution
Name the following:
The ore of zinc containing its sulphide.
Name the following :
The process of coating of iron with zinc.
What is the role of flux in metallurgical processes?
