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प्रश्न
Complete the following by selecting the correct option from the choices given :
The metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction ________
पर्याय
Fe
Mg
Pb
Al
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उत्तर
The metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction Pb.
संबंधित प्रश्न
Give appropriate scientific reasons for Zinc oxide can be reduced to zinc metal by using
carbon, but aluminium oxide cannot be reduced by a reducing agent
How is the following metallic oxide reduced? Write equations:
Iron (ll) oxide
Explain with reason:
In the electrolytic reduction of alumina, the graphite anode is gradually consumed.
Give equation for the following conversion: Ferric oxide to iron.
Give equation for the following conversion:Aluminium to sodium aluminate.
Name oxide of one metal which is reduced by (give equation): Electrolytic reduction
Name a non-metallic element which has a metallic lustre
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?
Steel is an alloy of iron and ______.
Write a balanced equation for the reduction of copper (ll) oxide by hydrogen.
