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प्रश्न
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.]
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उत्तर
Magnesium oxide, iron (II) oxide, lead (II) oxide and then copper (II) oxide.
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संबंधित प्रश्न
Name the following:
A metal oxide that can be reduced by hydrogen.
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 ____________. (Fe/Mg/Pb/Al)
Name the compound added to pure alumina to lower the fusion temperature during the electrolytic reduction of alumina.
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.
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?
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 ________
Complete the following by selecting the correct option from the choices given :
The diavalent metal whose oxide is reduced to metal by electrolysis of its fused salt is ________
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.
