Question

4. With the help of an activity explain the following reactions. Write a relevant
chemical equation and draw a neat labelled diagram.
i. Combination of Calcium oxide and water.
ii. Decomposition of a Ferrous Sulphate b. Lead nitrate
iii. Electrolysis of water. iv. Decomposition of silver chloride.
V. Reaction between Iron nail and Copper Sulphate.
vi. Reaction between Sodium Sulphate and Barium Chloride.
vii. Oxidation of Copper. Viji. Reduction of Copper Oxide.
- authormic reaction" - iustify​

Answer 1

Answer:

a combination of calcium oxde and water

Answer 2

Answer:

1

Explanation:

combination of calcium oxide and water