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प्रश्न
Give an example of a photochemical reaction.
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उत्तर
\[\ce{6CO2 + 6H2O -> C6H12O6 + 6O2}\]
संबंधित प्रश्न
Fill in the blank.
The formation of gas bubbles in a liquid during a reaction is called ......................
Name the type of chemical reaction shown by the following equation:
CaCO3 → CaO + CO2
Give a chemical test to distinguish between the following gases.
H2 and O2
Give examples of exothermic reactions i.e. heat evolved in each of the following:
(a) reaction between a solid and a liquid
(b) reaction between two gases
Give two examples of exothermic reactions seen in everyday life.
Select the correct answer for the following options:
The gas obtained when potassium chlorate is heated in the presence of a catalyst.
Water boiling into water vapour is an example of chemical change.
Analogy:
H2O: Water:: NaCl: ______.
Give an example of a chemical reaction for the following situation:
A change in colour is observed
Write the characteristics of chemical change.
What is the difference between reactants and products?
