Advertisements
Advertisements
प्रश्न
If fused metallic chloride is electrolyzed, at which electrode would the metal be obtained?
Advertisements
उत्तर
Metal would be obtained at cathode.
APPEARS IN
संबंधित प्रश्न
How is the following metallic oxide reduced? Write equations:
Iron (ll) oxide
Name oxide of one metal which is reduced by (give equation): Reduction with heat alone
Give the chemical name and formula of 'cryolite'
Name a non-metallic element which forms acidic and neutral oxides
Name a non-metallic element which is a conductor of electricity.
4 tones of bauxite, 150 Kg of sodium hydroxide and 600 Kg of graphite.
The aluminium compound in bauxite is aluminium oxide and the main impurity is iron (II) oxide. Aluminium is obtained by the electrolysis of aluminium oxide dissolved in cryolite.
(a) When bauxite is treated with sodium hydroxide solution, what happens to:
(i) the aluminium oxide?
(ii) The iron (III) oxide?
Name the following:
The compound formed by the reaction between calcium oxide and silica.
Write the observation for the following:
A paper dipped in potassium permanganate solution is put on the mouth of a test tube containing sulphur dioxide gas.
Write a balanced equation for the reduction of copper (ll) oxide by hydrogen.
Give the equation for the reduction of Zinc oxide.
