Question

Ques. Write the chemical reactions for the following. Give your observation for each of the reactions. Name the gas if it revolves during the reaction. Also identify the types of chemical reactions:

1) Lead nitrate solution reacts with sodium sulphate solution.

2) Mercuric oxide is heated in a test tube.

3) Lead nitrate is strongly heated.

4) Two gases one acidic and the other basic react together in a test tube.

5) Potassium iodide reacts with chlorine.

6) Iron is heated with dilute hydrochloric acid.

7) In silver nitrate solution sodium chloride solution is added.

8) Sodium hydroxide is added to iron(II) chloride solution.

9) Sodium sulphide is heated with dilute sulfuric acid.

10) Mercuric carbonate is heated strongly in a test tube.

11) In copper sulphate solution Sodium hydroxide is added in a small quantity.​

Answer 1

Answer:

1.true

2.false

3.false

4.true

5.false

6.true

7.true

8.true

9.true

10.true

11.false