Advertisements
Advertisements
प्रश्न
Give the chemical name and formula of ‘cryolite’.
Write the formula of cryolite.
Advertisements
उत्तर
Cryolite is Na3AlF6 and its chemical name is sodium aluminium fluoride.
संबंधित प्रश्न
An element L consists of molecules.
When L is heated with iron metal, it forms a compound, FeL. What chemical term would you use to describe the change undergone by L?
Write a balanced chemical equation for each of the following reactions :
(i) Reduction of copper (II) oxide by hydrogen
Name oxide of one metal which is reduced by (give equation): Reduction with carbon
what is the function of cryolite in the extraction of aluminium, other than acting as a solvent for bauxite?
Name a non-metallic element which is a conductor of electricity.
Write balanced equation for the following reaction:
Reduction of iron (III) oxide by carbon monoxide.
What is the type of bonding expected in a metallic chloride?
Steel is an alloy of iron and ______.
Name two metallic oxides which cannot be reduced by carbon, carbon monoxide or hydrogen.
Write a balanced equation for the reduction of copper (ll) oxide by hydrogen.
