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प्रश्न
What do you observe when ammonium chloride is dissolved in water.
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उत्तर
Dissolution of ammonium chloride in water is an endothemic reaction in which heat energy is absorbed.
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संबंधित प्रश्न
Why energy is involved in a chemical change?
Name a nitrate which produces oxygen as the only gas.
Complete the statement by filling in the blank with the correct word:
The reaction of coke with steam to give water gas is an example of an __________ reaction.
Differentiate between the following:
A catalyst and a promoter.
Chemical reactions may proceed with absorption of heat. Give an example.
Give an example with a balanced equation, of the following reaction:
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.
Select the correct answer from the options given below:
State the gaseous product formed, when
An exothermic reaction takes place between ammonia and neutral gas.
Give a 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.
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.
