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प्रश्न
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.
विकल्प
exothermic
endothermic
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उत्तर
The reaction of coke with steam to give water gas is an example of an endothermic reaction.
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संबंधित प्रश्न
What do you observe when Ammonia is brought in contact of hydrogen chloride.gas.
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
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 an example of the following chemical changes.
A reaction involving blue solution.
Differentiate between the following:
A catalyst and a promoter.
Give an example of an endothermic reaction.
Give an example with a balanced equation, of the following reaction:
exothermic 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.
Give examples for the exothermic process.
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.
