1 Which salt contains water of crystallization? A Anhydrous salt B Hydrated salt C Dry salt D Neutral salt
2 Which salt is used in fire extinguishers? A Sodium bicarbonate B Sodium chloride C Copper sulfate D Potassium nitrate
3 Which salt is colorless and crystalline? A Copper sulfate B Iron sulfate C Sodium chloride D Potassium permanganate
4 Which salt is used in photography? A Silver bromide B Sodium chloride C Potassium nitrate D Copper sulfate
5 Which salt is blue in color? A Sodium chloride B Copper sulfate C Ammonium chloride D Sodium nitrate
7 Which salt is used as preservative in food? A Sodium chloride B Copper sulfate C Silver nitrate D Potassium permanganate
9 Which salt is commonly used in laboratories for drying gases? A Calcium chloride B Sodium chloride C Copper sulfate D Ammonium chloride
10 Which salt is used in water softening? A Sodium carbonate B Sodium chloride C Calcium chloride D Magnesium sulfate
11 Which salt is used in medicine as saline? A Sodium chloride B Potassium nitrate C Copper sulfate D Silver chloride
13 Which salt is soluble in water? A Barium sulfate B Silver chloride C Lead sulfate D Sodium chloride
14 Which salt is formed by partial neutralization of acid? A Normal salt B Acid salt C Basic salt D Double salt
15 Which salt is used to control algae in ponds? A Sodium chloride B Copper sulfate C Ammonium nitrate D Sodium carbonate
16 Which salt is used in glass industry? A Sodium carbonate B Sodium chloride C Ammonium chloride D Copper sulfate
17 Which method is used to prepare insoluble salts? A Evaporation B Precipitation C Crystallization D Neutralization only
18 Which of the following is an acidic salt? A Sodium chloride B Ammonium chloride C Sodium carbonate D Potassium nitrate
20 Which salt is used in electroplating? A Copper sulfate B Sodium chloride C Calcium carbonate D Potassium nitrate