Question

Write true or false for the following statements.

The formation of a mixture involves energy change.

• A. True
• B. False

Answer 1

The correct option is B False

1. Correct statement - The formation of a compound involves energy change.
2. When one or more atoms of the same or different elements combine with each other chemically, a compound is formed.
3. For example - Carbon dioxide, Sodium chloride, etc.
4. A mixture is formed when atoms or molecules of the same or different particles combine with each other physically.
5. For example - Air is a mixture of gases like Carbon dioxide, Nitrogen, Oxygen, etc; dust, Water vapors.
6. Since, during the formation of a compound, elements combine chemically energy change takes place.