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  • (a) Why is electrolysis of brine called ‘Chlor-alkali process’ ? Write the chemical equation involved in this process. (b) A few crystals of hydrated copper sulphate are heated in a dry test-tube. Enlist any two observations.

(a) Why is electrolysis of brine called ‘Chlor-alkali process’ ? Write the chemical equation involved in this process.

(b) A few crystals of hydrated copper sulphate are heated in a dry test-tube. Enlist any two observations.

 

 

 

 
 
 
 
 

Answers (1)

(a) Electrolysis of brine is called Chloro-alkali process because of the products formed ; Chloro stands for chlorine and alkali for NaOH (sodium hydroxide).

        2NaCl(aq)+2H_{2}O

(b) Colour of the compound changes from blue to white- grey.

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Sumit Saini

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