Across
- 2. A substance whose solution does not change red or blue litmus paper.
- 5. A common acidic substance used in cooking.
- 6. A basic solution used in the chapter to neutralise an acid.
- 8. A sour food substance that is acidic in nature.
- 11. A sour fruit whose juice is acidic.
- 12. Substances that turn blue litmus paper red are ______ in nature.
Down
- 1. A substance whose solution is basic and feels slippery.
- 3. A sour fruit whose juice is acidic.
- 4. Substances that are neither acidic nor basic are called ______.
- 7. A substance whose solution is given as an example of a neutral substance.
- 9. Substances that turn red litmus paper blue are ______ in nature.
- 10. A common household substance that is generally basic and feels slippery.
