DPP – 10S23 SALT & IMPORTANT COMPOUNDS

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DPP – 10S23

SALT & IMPORTANT COMPOUNDS

 

 

1. What is chloro-alkali process? Wrote the reaction involved .

 

2. What happens when water is added to plaster of Paris?

 

3. Explain the preparation of the following substances write the reactions involved.

 

  • Soda ash
  • Bleaching powder
  • Washing soda

 

4. Mention the uses of the following

  • Bleaching powder
  • Washing soda
  • Gypsum
  • Caustic soda

 

5. Find the parent acid and base of the following

 

  • Calcium carbonate
  • Zinc chloride
  • Potassium nitrate
  • Magnesium sulphate

 

6. A white powder is added while baking cakes to make it soft and spongy. Name its main ingredients. Explain the function of each ingredient. Write the chemical reaction taking place when the powder is heated during baking.

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