Advertisements
Advertisements
प्रश्न
State which type of chemical reaction proceeds with the absorption of heat energy.
Advertisements
उत्तर
Endothermic reactions.
APPEARS IN
संबंधित प्रश्न
State the effect of an exothermic reaction on the surroundings.
Identify the endothermic and exothermic reaction.
\[\ce{CaO + H2O -> Ca(OH)2 + Heat}\]
State the following reaction whether heat is evolved or absorbed –
water is added to quicklime
Chemical reactions may proceed with absorption of heat. Give an example.
Give an example with a balanced equation, of the following reaction:
photochemical reaction
Complete the statement by filling in the blank with the correct word:
The reaction of hydrogen burning in oxygen to give a neutral liquid is an example of ________ reaction.
Write an Explanation.
Endothermic reaction
Classify the following reaction into Exothermic and Endothermic reactions.
Magnesium ribbon when burned in air, it forms magnesium oxide.
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.
