Question

Which is an example of a chemical change?

Answer 1

Which is an example of a chemical change?

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning, cooking, rusting, and rotting. Examples of physical changes are boiling, melting, freezing, and shredding.

Answer 2

Answer: Option C

Explanation: The chemical change can be defined as the change that once occurred cannot be reversed by any means.

The metal corrosion in the salt water is an example of chemical change as it cannot be reversed once the metal is corroded. This also results in the change in the color of the metal and further decaying of the metal at later stages.