ICSE Class 9 Answered
What are the characteristics of a chemical change?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
The characteristics of a chemical change are as follows:
- Chemical changes are permanent changes and always produce a new chemical product during the reaction.
- The new product formed may have mass different from those of the original substance.
- There is an exchange of energy during a chemical change.
- Chemical changes cannot be reversed under ordinary conditions to get back the original substance.
Answered by | 04 Jun, 2014, 03:23: PM