Physical and chemical changes are two types of processes that occur in matter. Physical changes involve a change in the form or appearance of matter without changing its composition, whereas chemical changes involve a change in the composition of matter. In this article, we will discuss the differences between physical and chemical changes.
About Difference Between Physical And Chemical Change
| Physical Change | Chemical Change |
|---|---|
| Alters physical properties of a substance | Involves chemical reaction, changing the identity of substances |
| Does not create new products | Creates new products with different properties |
| Reversible | Irreversible |
| No energy change | Energy is absorbed or released |
| Examples: melting, freezing, boiling, condensation | Examples: burning, rusting, fermentation, digestion |
| Changes appearance but not composition | Changes composition and creates new substances |
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