Advertisements
Advertisements
Question
State the following reaction whether heat is evolved or absorbed –
water is added to quicklime
Solution
When water is added to quicklime heat is evolved.
APPEARS IN
RELATED QUESTIONS
Identify the endothermic and exothermic reaction.
\[\ce{CaO + H2O -> Ca(OH)2 + Heat}\]
Give a balanced equation for the following type of reaction:
A catalytic, reversible, exothermic reaction.
Give an example with a balanced equation, of the following reaction:
endothermic reaction
Give an example with a balanced equation, of the following reaction:
electrochemical 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.
True or False. If false, give the correct answer.
Tarnishing of silver is an example of endothermic change.
Give examples of the endothermic process.
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 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 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.
