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प्रश्न
Give an example of the following chemical changes.
A photochemical reaction involving silver salt.
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उत्तर
\[\ce{2AgNO3->[sunlight] 2Ag + 2NO2 + O2}\]
APPEARS IN
संबंधित प्रश्न
State the effect of an exothermic reaction on the surroundings.
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.
\[\ce{CaO + H2O -> Ca(OH)2 + Heat}\]
Give an example of the following chemical changes.
A reaction involving blue solution.
What do you observe? When
Lead nitrate is heated.
State which type of chemical reaction proceeds with evolution of heat energy.
State which type of chemical reaction proceeds with the absorption of heat energy.
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.
Differentiate between the following:
Electrolytic decomposition and photochemical decomposition.
Write an Explanation.
Endothermic reaction
