Q30 of 48 Page 9

Identify the correct representation of reaction occurring during chloralkali process.


Chloralkali is a process used in industries to produce chlorine and sodium hydroxide (caustic soda). This happens by the electrolysis of NaCl (commonly known as brine).

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28

Which of the following statement is true for acids?

 29

Which of the following are present in a dilute aqueous solution of hydrochloride acid?

 31

Match the acids given in Column I with their correct source given in Column II.























Column I



Column II



A. Lactic acid



1. Tomato



B. Acetic acid



2. Lemon



C. Citric acid



3. Vinegar



D. Oxalic acid



4. Curd


 32

Match the important chemicals given in Column I with the chemical formulae given in Column II.























Column I



Column II



A. Plaster of Paris



1. Ca(OH)2



B. Gypsum



2.



C. Bleaching powder



3. CaSO4. 2H2O



D. Slaked lime



4. CaCl2