Advertisements
Advertisements
प्रश्न
What do you observe when ammonium chloride is dissolved in water.
Advertisements
उत्तर
Dissolution of ammonium chloride in water is an endothemic reaction in which heat energy is absorbed.
APPEARS IN
संबंधित प्रश्न
Define endothermic reactions. Give two examples of each.
State the effect of an exothermic reaction on the surroundings.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Define exothermic and endothermic changes. Give two example in each case.
Give a balanced equation for the following type of reaction:
A catalytic, reversible, exothermic reaction.
Give an example of an endothermic reaction.
Supply of energy may be required to initiate a reaction. State the different forms with a suitable example of reactions initiated by the supply of energy.
Mention any two exothermic reactions.
Give scientific reasons.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
Give scientific reason.
While preparing dilute sulphuric acid from concentrated sulphuric acid in the laboratory, the concentrated sulphuric acid is added slowly to water with constant stirring.
