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प्रश्न
State the effect of an endothermic reaction.
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उत्तर
Carbon dioxide present in the atmosphere is trapped by infrared radiations, gives rise to temperature which is exothermic reaction.
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संबंधित प्रश्न
MULTIPLE CHOICE QUESTIONS
Tick the most appropriate answer.
Heat energy is evolved in these reactions
- Thermal decomposition reactions
- Exothermic reactions
- Endothermic reactions
- None of these
Identify the endothermic and exothermic reaction.
HCl + NaOH → NaCl + H2O + heat
Identify the endothermic and exothermic reaction.
\[\ce{2KClO_{3(s)}->[\Delta] 2KCl_{(s)} + 3O2}\]
Give an example of the following chemical changes.
An exothermic and an endothermic reaction involving carbon as one of the reactants.
Differentiate between the following:
A catalyst and a promoter.
Explain the term energy changes in a chemical change or reaction.
Give an example with a balanced equation, of the following reaction:
endothermic reaction
Select the correct answer from the options given below:
State the gaseous product formed, when
Two gases one of them neutral combines by absorption of light energy.
True or False. If false, give the correct answer.
Tarnishing of silver is an example of endothermic change.
Assertion: A drop of petrol when touched with finger gives a chill feeling.
Reason: The above phenomenon is an endothermic one.
