Question

A chemical change may involve –

• A. change in color only
• B. change in temperature only
• C. evolution of gas only
• D. any or all of the above

Answer 1

The correct option is D

any or all of the above

1. A chemical reaction may involve in Change of color, temperature, or evolution of gas.
2. A chemical change also known as chemical reaction, it may be defined as a process in which one or more substances altered into different substances.

Hence, Option D is correct. Chemical change is a chemical reaction involving rearrangement of atoms.