Question

Q. 4. Represent the following changes in the form of chemical equation
a) Burning of magnesium ribbon.
b) Rusting of iron.
c) Deposition of copper on an iron nail ,when it is dipped in copper sulphate
solution.​

Answer 1

Answer:

a. chemical reaction

b. chemical reaction

c. chemical reaction

Answer 2

Answer:

1. mg+ heat + o2 -----mgo

2.fe+02

3.