1. What do you suggest to a patient suffering from Acidity
2. Insects like honey-bee inject their secretion into the victims body. What may be the nature of that _____
3. Molecular formula of plaster of paris is
4. The common nature of tooth paste is
5. The PH of neutral solutions is _____
6. The colour of phenolphthalein in acids is
7. Acids when dissolved in water release ______ ions
8. NaOH + HCl → NaCl + H₂O is an example of ______ reaction
9. Pickles when stored in metallic vessels , releases ________ gas
10. On dipping a blue litmus paper in an acid, it turns into
11. The PH of a substance is 4. What may be its nature?
12. Gastric juice produced in human digestive system is ______
13. The colour of phenolphthalein in bases is
14. The process of dissolving an acid or base in water is _________
15. The colour of methyl orange in acids is
16. The number of water molecules associated with Copper sulphate is
17. The molecular formula for bleaching powder is
18. The colour of methyl orange in bases is
19. Bases when dissolved in water from _______ ions
20. The gas that is released when ' HCl ' is added to washing soda is
