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Anodes need do be replaced from time to ...

Anodes need do be replaced from time to time during the electrolysis of alumina

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Give scientific reasons for the following: Anodes need to be replaced from time to time during the electrolysis of alumina.

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Fill in the blanks : During the electrolysis of alumina ,………….. Is liberated at the anode.

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CHETANA PUBLICATION-Metallurgy-EXAMPLE
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  2. Give scientific reasons: Pine oil is used in Forth floation

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  3. Anodes need do be replaced from time to time during the electrolysis o...

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  4. Give scientific reasons: Gold and silver are used to make jewellery...

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  5. Give scientific reasons: Aluminium foils are used to wrap food item...

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  6. Give scientific reasons: Aluminium oxide is called an amphoteric ox...

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  7. Give scientific reasons: Carbonate and suphide ores are usualy conv...

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  8. Give scientific reasons: Hydrogen gas is not evolved when metals li...

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  9. Give scientific reasons: Metals are good conductors of electricity ...

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  10. Give scientific reasons: Calcium floats on water during the reactio...

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  11. Give scientific reasons: Sodium is more reactive than aluminium

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  12. Give scientific reasons: During electrolytic reduction of alumina, ...

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  13. Give scientific reasons: Ionic compounds in solid state do not cond...

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  14. Give scientific reasons: Ionic compounds are called electrolytes

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  15. Explain the following: When a copper coin is dipped in silver nitrat...

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  16. Explain the following: The electronic configuration of metal A is 2...

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  17. Explain the following: What are the properties of metals and Non-me...

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  18. Explain the following: Why do silver articles turn balckish while c...

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  19. Explain the following: Why do pure gold and platinum always giltter...

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  20. Explain the following: Can we permanently prevent the rusting of an...

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