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Give the uses of aluminium, copper, z...

Give the uses of aluminium, copper, zinc and iron.

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Name the chief ores of aluminium and zinc.

State the reason why (i) carbon is not used to reduce the oxides of sodium or aluminium. (ii) an iron strip dipped in a blue copper sulphate solution turns the blue solution to pale green. (iii) calcium does not occur free in nature. (iv) zinc is used in the galvanisation of iron and not copper.

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From among the set of metals-sodium, zinc, iron, copper and silver, select the following giving equation for reaction. One metal which will displace copper from copper sulphate solution.

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PRADEEP-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -ADDITIONAL QUESTIONS (LONG ANSWER QUESTIONS)
  1. Give the uses of aluminium, copper, zinc and iron.

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