Question

1
Classify the following into homogenous and heterogenous mixtures:
(b)
Soil
Ice
Wood
Air
2.
Name the type of mixture formed by mixing sulphur and carbon disulphide.
Justify the statement that: 'Rusting of iron is corrosion and it is a chemical chang​

Answer 1

Answer:

rusting of iron is a chemical change

Explanation:

This is because during the process of rusting, a new substance iron oxide is formed and it has entirely new chemical properties. The colour is also changed.

Rusting is the result of corroding iron particles that have been exposed to water and oxygen in the air.