Bleaching Powder and Its Uses

Q. Which of the following are the uses of ${\text{CaOCl}}_2$?

1. Used for bleaching of clothes
2. Used for softening of water
3. Used for baking
4. Used for disinfecting the garbage sites

Q. Which of the following should be used as a disinfectant?

1. $\text{NaCl}$
2. ${\text{CaOCl}}_2$
3. ${\text{Na}}_2{\text{CO}}_3$
4. ${\text{NaHCO}}_3$

Q. Which of the following should be used as a disinfectant?

1. ${\text{CaOCl}}_2$
2. $\text{NaCl}$
3. ${\text{NaHCO}}_3$
4. ${\text{Na}}_2{\text{CO}}_3$

Q. Bleaching powder is majorly used as a disinfectant.

1. True
2. False

Q. ${\mathrm{CaOCl}}_2$ is the product formed due to the reaction between calcium hydroxide and ___ and is commonly known as ___.

1. hydrochloric acid, baking powder
2. chlorine, bleaching powder
3. hydrogen, washing soda
4. hydrochloric acid, baking soda