Advertisements
Advertisements
प्रश्न
Match the following
| 1. | Blue vitriol | CaSO4.2H2O |
| 2. | Gypsum | CaO |
| 3. | Deliquescence | CuSO4.5H2O |
| 4. | Hygroscopic | NaOH |
Advertisements
उत्तर
| 1. | Blue vitriol | CuSO4.5H2O |
| 2. | Gypsum | CaSO4.2H2O |
| 3. | Deliquescence | NaOH |
| 4. | Hygroscopic | CaO |
APPEARS IN
संबंधित प्रश्न
What do you observe when Blue vitriol is heated?
The sticky substance formed when soap is added to hard water is ______.
Give one word for the following statement:
A property due to which a substance absorbs water without dissolving.
State the methods by which hydrated salts can be made anhydrous.
Differentiate between an efflorescent, deliquescent & ‘ hygroscopic substance with suitable examples.
Differentiate the function of concentrated sulphuric acid as a drying agent & as a dehydrating agent. Is fused calcium chloride a dehydrating or a desiccating agent. Give reasons.
Select the correct answer from the choice given in the options.
An anhydrous crystal _____.
Differentiate between the following:
Deliquescent salt and hygroscopic salt
A hot saturated solution of copper sulphate forms crystals as it cools. Why?
What happens when MgSO4.7H2O is heated? Write the appropriate equation?
