Question

C. Write T for true and F for false statements.
1. Cooking of food is a chemical reaction.
2. White precipitate is formed on reaction between sulphuric acid and barium
4.
chloride.
5
C
3. Reaction of barium hydroxide with ammonium chloride is an exothermic reaction.
4. The combustion reaction of candle wax is characterised by a change in state from
solid to liquid and gas.
5. Zinc metal reacts with dilute sulphuric acid to form zinc sulphate and hydrogen gas,
6. In a chemical equation reactants are written on the right side and products on the
left side of the arrow.
7. Ammonium chloride is heated with sodium hydroxide solution, ammonia gas is
released, which has rotten egg smell.​

Answer 1

Answer:

1.T

2.T

3.F {endothermic}

4.T

5.T

6.T

7.F {calcium hydroxide}

Explanation: