Advertisements
Advertisements
प्रश्न
Name the compound added to pure alumina to lower the fusion temperature during the electrolytic reduction of alumina.
Advertisements
उत्तर
Cryolite
APPEARS IN
संबंधित 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 ____________. (Fe/Mg/Pb/Al)
How is the following metallic oxide reduced? Write the equation:
Zinc oxide
Name oxide of one metal which is reduced by (give equation): Electrolytic reduction
Name a non-metallic element which is a conductor of electricity.
What is the type of bonding expected in a metallic chloride?
Answer the following question :
Name the process used for the enrichment of sulphide ore.
Answer the following question with respect by hydrogen :
Explain why powdered coke is sprinkled over than electrolytic mixture.
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.
Give the equations for the reduction of copper oxide.
