Advertisements
Advertisements
प्रश्न
Match the following
| 1. | Soap | C6H5 OH |
| 2. | Cement | CaSO4.2H2O |
| 3. | Fertilizers | NaOH |
| 4. | Gypsum | RCC |
| 5. | Phenol | NPK |
उत्तर
| 1. | Soap | NaOH |
| 2. | Cement | RCC |
| 3. | Fertilizers | NPK |
| 4. | Gypsum | CaSO4.2H2O |
| 5. | Phenol | C6H5 OH |
APPEARS IN
संबंधित प्रश्न
Differentiate between Toilet soap and Laundry soap.
List two problems that arise due to the use of detergents instead of soaps.
People use a variety of methods to wash clothes. Usually after adding the soap, they ‘beat’ the clothes on a stone, or beat it with a paddle, scrub with a brush or the mixture is agitated in a washing machine. Why is agitation necessary to get clean clothes?
State one use of esterfication process.
Why is soap not suitable for washing clothes when the water is hard?
What is a detergent? Name one detergent.
What is the advantage of detergents over soaps for washing clothes? Also state one disadvantage.
What is the difference between the chemical composition of soaps and detergents? State in brief the action of soaps in removing an oily spot from a shirt. Why are sops not considered suitable for washing where water is hard?
Differentiate between:
Detergents and Soaps.
What is meant by 'surface activity'?
