Advertisements
Advertisements
प्रश्न
Identify the endothermic and exothermic reaction.
HCl + NaOH → NaCl + H2O + heat
विकल्प
Exothermic reaction
Endothermic reaction
Advertisements
उत्तर
Exothermic reaction
संबंधित प्रश्न
State the effect of an endothermic reaction.
FILL IN THE BLANK
In a................ reaction heat energy is absorbed.
Identify the endothermic and exothermic reaction.
\[\ce{2KClO_{3(s)}->[\Delta] 2KCl_{(s)} + 3O2}\]
Give an example of the following chemical changes.
A reaction involving blue solution.
Name a nitrate which produces oxygen as the only gas.
State which type of chemical reaction proceeds with the absorption of heat energy.
Give a balanced equation for the following type of reaction:
A catalytic, reversible, exothermic reaction.
Give an example of an endothermic reaction.
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.
True or False. If false, give the correct answer.
Tarnishing of silver is an example of endothermic change.
Mention any two exothermic reactions.
Assertion: A drop of petrol when touched with finger gives a chill feeling.
Reason: The above phenomenon is an endothermic one.
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.
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.
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.
