Question

True/False
1. All substances are either acidic or basic. [NCERT Exemplar]
2. A compound if acidic will turn all indicators red.
3. Lime water turns red litmus blue. [NCERT Exemplar]
4. Common salt dissolved in water turns blue litmus red.
5. Phenolphthalein is a natural indicator.
6. Calamine can be used to treat ant’s sting.
7. Lemon water is basic in nature.

Answer 1

Answer:

1. False
2. false
3. true
4. false
5. true
6. true
7. false