Exploring substances - acidic, basic and neutral is an important chapter for class 7 science or grade 7 science. Acid, base, indicators, litmus as an indicator, red rose as an indicator, turmeric as an indicator, olfactory indicators, neutralization are must to learn and understand in Class 7 science curiosity chapter 2.
Topics covered -
1. Acid
2. Base
3. Indicators
4. Litmus as an indicator
5. Red rose as an indicator
6. Turmeric as an indicator
7. Olfactory Indicators
8. Neutralization
9. Neutralisation in Daily Life
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