PDF chapter test TRY NOW
Answer the following questions:
1. a. What is colour of ferrous sulphate crystals? How does this colour change after heating?
b. Name the products formed on strongly heating ferrous sulphate crystals.
What type of chemical reaction occurs in this change?
b. Name the products formed on strongly heating ferrous sulphate crystals.
What type of chemical reaction occurs in this change?
2. Why are decomposition reactions called the opposite of combination reactions? Give chemical equations for these reactions.
3. A solution of potassium chloride when mixed with silver nitrate solution, an insoluble white substance is formed. Write the chemical reaction involved and also mention the type of reaction.
Important!
Check the answers with the help of your teacher.
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