Advertisements
Advertisements
प्रश्न
Give two examples for Efflorescent substance.
उत्तर
Washing soda and glauber’s salt (Na2SO4.10 H2O)
APPEARS IN
संबंधित प्रश्न
What is the effect on boiling point of water when pressure is increased?
What is the effect on boiling point of water when impurity is added.
Give two examples of hydrated substances.
What do you observe when Washing soda is exposed to air ?
Name the compound responsible for permanent hardness of water.
Boiling removes the ................ hardness of water.
Differentiate between Hard & soft water with suitable examples.
Two samples of water are placed in a beaker individually. State how you will determine experimentally which of the two samples contains permanent hard water.
Permanent hardness of water is due to the presence of _______.
What is the reason for the hardness of water?
