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Question
Define a photochemical reaction.
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Solution
A chemical reaction that occurs in the presence of light is called a photochemical reaction.
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MULTIPLE CHOICE QUESTIONS
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- none of these
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What do you observe? When
Sodium chloride solution is added to silver nitrate solution.
Write your observation and a balanced equation in the case of the following substances being heated.
Copper carbonate.
Complete the table given below.
| Heat on iodine crystals | Colour of vapours evolved |
Analogy:
H2O: Water:: NaCl: ______.
Vanaspati is obtained from vegetable oils by the addition of ______ to the oils.
Write a note on the following:
Fermentation
