ICSE Class 8 Answered
long answer question
explain the main features of a chemical change with example
Asked by nathsantanukumar | 23 Mar, 2018, 11:46: AM
Expert Answer
Characteristics of Chemical Changes
- Permanent and irreversible
- New substance is formed
- Energy is either absorbed or evolved
- Change in the composition and properties of the original substance
Examples:
1. Heating of copper carbonate
2. Addition of curd
3. Addition of dilute acid to magnesium
Answered by Varsha | 23 Mar, 2018, 12:03: PM
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