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प्रश्न
Write balanced equation for the following reaction:
Reduction of lead (II) oxide by carbon.
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उत्तर
Reduction of lead (II) oxide by carbon :
\[\ce{PbO + C + heat -> Pb + CO}\]
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संबंधित प्रश्न
Name the following:
A metal oxide that can be reduced by hydrogen.
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
Give equation for the following conversion: Aluminium hydroxide to aluminium oxide.
Name a non-metallic element which has a metallic lustre
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.]
In order to obtain one tone of aluminium, the following inputs are required:
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.
(i) Write the formula of cryolite.
(ii) Write down the word which correctly completes the following sentence.
"By dissolving aluminium oxide in cryolite, a ______ (conducting / non- conducting) solution is produced.
(iii) Why so much graphite required for this electrolytic process.
(iv) Write the equation for the reaction which takes place at cathode.
Name the following :
A metal oxide that can be reduced by hydrogen
Answer the following question with respect by hydrogen :
Explain why powdered coke is sprinkled over than electrolytic mixture.
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Give the equations for the reduction of copper oxide.
