Question

Q4:- write word equation and chemical equation for the following:-
a. Reaction of sodium metal with atmospheric oxygen
b. Meaning of sulphur in air
c. Solution of carbon dioxide in water
d. Reaction of zinc with hydrochloric acid​

Answer 1

Answer:

a. sodium + water --> sodium oxide + hydrogen

2 Na + H20 --> Na2O + H2

b. Sulphur + oxygen --> Sulphur dioxide

S + O2 --> SO2

c. carbon dioxide + water --- > carbonic acid

CO2 + H2O --> H2CO3

d. Zinc + Hydrochloric acid --> Zinc Chloride + Hydrogen

Zn + 2HCl --> ZnCl2 + H2

Hope this helped. Good luck!