(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

Give equation for the following conversion:  Ferric oxide to iron.

Give equation for the following conversion: Aluminium hydroxide to aluminium oxide.

Give equation for the following conversion: Aluminium to aluminium nitride.

Give equation for the following conversion:Aluminium to sodium aluminate.

Name oxide of one metal which is reduced by (give equation): Reduction with carbon

Name oxide of one metal which is reduced by (give equation): Electrolytic reduction

Name oxide of one metal which is reduced by (give equation): Reduction with heat alone

For the reaction of a metal oxide. Suggest a reducing agent other than carbon

Give the chemical name and formula of 'cryolite'

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 forms acidic and neutral oxides

Name a non-metallic element which has a metallic lustre

Name a non-metallic element which is a liquid at ordinary temperatures

Name a non-metallic element which is a conductor of electricity.

With reference to the reduction of copper (II) oxide , iron (II) oxide, lead (II) oxide and magnesium oxide; place the oxides in order of increasing ease of reduction.[i.e. first write the oxide that is most difficult to reduce and at last, the oxide, that is most easily reduced.]

Write balanced equation for the following reaction:
Reduction of copper oxide by hydrogen.

Write balanced equation for the following reaction:
Reduction of iron (III) oxide by carbon monoxide.

Write balanced equation for the following reaction:
Reduction of lead (II) oxide by carbon.

What is the type of bonding expected in a metallic chloride?

If fused metallic chloride is electrolyzed, at which electrode would the metal be obtained?