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Give two important uses of zinc metal....

Give two important uses of zinc metal.

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It is used:
(i) to galvanise iron sheets. (ii) in making containers for dry cells.
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ICSE-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -EXERCISE (PART-II ( DESCRIPTIVE QUESTIONS )) (VERY SHORT ANSWER QUESTIONS)
  1. Which metal is used to protect the iron sheets from rusting by a proce...

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  2. What is galvanization ?

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  3. Give two important uses of zinc metal.

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  4. Name three different forms of iron.

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  5. Out of cast iron and wrought iron, which is more malleable?

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  6. Which metals are present in Chlorophyll

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  7. Which metals are present in Haemoglobin

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  8. Name the elements which are recovered commercially from sea water.

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  9. What is "Spiegel" ? When is it used ?

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  10. Name a noble metal and a metalloid.

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  11. Give one example each of a liquid metal and a noble metal.

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  12. Why is zinc not extracted from zinc oxide through reduction using CO?

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  13. Write chemical reactions taking place in the extraction of zinc from z...

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  14. Which metal is used to protect the iron sheets from rusting by a proce...

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  15. How is galena (PbS) present as impurity removed from the ore of zinc b...

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  16. Write a balanced equation for the reaction of argentite with KCN and n...

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  17. Work out the following using chemical equation. In moist air, copper...

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  18. In which of the following cases flux is required? (i) In the smelti...

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  19. What is anode mud" in connection with the metallurgy of copper? What i...

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  20. What is the percentage of silver in German silver'?

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