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प्रश्न
Answer the following question with respect by hydrogen : Identify the components of the electrolyte other than pure alumina and the role played by each.
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उत्तर
Components of electrolyte: Cryolite and fluorspar
Role played by each electrolyte is given below:
- Cryolite lowers the fusion temperature from 2050°C to 950°C and enhances conductivity.
- Fluorspar andcryolite act as a solvent for the electrolytic mixture and increase conductivity.
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संबंधित प्रश्न
Name the compound added to pure alumina to lower the fusion temperature during the electrolytic reduction of alumina.
Give equation for the following conversion: Aluminium hydroxide to aluminium oxide.
Give the chemical name and formula of 'cryolite'
Name a non-metallic element which has a metallic lustre
What is the type of bonding expected in a metallic chloride?
If fused metallic chloride is electrolyzed, at which electrode would the metal be obtained?
Name the following:
The compound formed by the reaction between calcium oxide and silica.
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 metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction ________
