Question

Q4. Complete the following chemical equations:

1. Calcium+ hydrochloric acid:___________
2. Iron +sulphuric acid:___________
3. Aluminium +hydrochloric acid:_____________
4. Hydrochloric acid +sodium hydroxide:____________
5. Sulphuric acid +copper oxide:______________​

Answer 1

Answer:

1) calcium chloride +Hydrogen gas (H2)

2) iron sulphate+hydrogen gas

3) Aluminium chloride+hydrogen gas (H2)

4) sodium chloride (NaCl)+ water (H2O)

5) copper sulphate+ water