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Carbon can reduce copper oxide but not a...

Carbon can reduce copper oxide but not aluminium oxide. Give reason.

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Because Al is more reactive than carbon.
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ICSE-METALLURGY-QUESTIONS FOR PRACTICE
  1. Define the term used in metallurgy. Calcination

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  2. Define the term used in metallurgy. Electrolytic reduction

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  3. Carbon can reduce copper oxide but not aluminium oxide. Give reason.

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  4. Define calcination and write its purpose.

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  5. Aqueous solution of NaCl is not used for electrolytic isolation of sod...

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  6. Name an ore of iron.

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  7. Write the differences between electrolytic reduction and reduction wit...

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  8. Explain how the following metal are obtained from their compounds by r...

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  9. Explain how the following metal are obtained from their compounds by r...

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  10. Explain how the following metal are obtained from their compounds by r...

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  11. Which one of Zn, Al and Fe will satisfy the following? Answer with jus...

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  12. Which one of Na, Al and Fe will satisfy the following? Answer with jus...

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  13. Which one of Zn, Al and Fe will satisfy the following? Answer with jus...

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  14. An ore gives CO2 on treatment with dilute acid. Identify the type of o...

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  17. Aluminium is extracted from bauxite by the electrolysis of aluminium o...

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  18. Aluminium is extracted from bauxite by the electrolysis of aluminium o...

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  19. Aluminium is extracted from bauxite by the electrolysis of aluminium o...

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