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प्रश्न
Name a non-metallic element which is a conductor of electricity.
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उत्तर
Carbon in the form of graphite
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संबंधित प्रश्न
Name the compound added to pure alumina to lower the fusion temperature during the electrolytic reduction of alumina.
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Name oxide of one metal which is reduced by (give equation): Reduction with carbon
Name oxide of one metal which is reduced by (give equation): Reduction with heat alone
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Name the process used for the enrichment of sulphide ore.
Name the following :
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A paper dipped in potassium permanganate solution is put on the mouth of a test tube containing sulphur dioxide gas.
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- Name the ion that must be present in the electrolyte.
- State one condition that is necessary to ensure that the deposit is smooth, firm and even.
- Write the reaction taking place at the cathode.
- What change would you observe at the anode?
