Across
- 4. complete the blank: alkalis are ....... bases
- 5. ethanoic acid forms this type of salt
- 9. the ion present in all alkalis
- 13. sulphuric acid forms this type of salt
- 14. alkalis with a pH of 8 to 9 are described as being
- 15. Phenolphthalein's colour in alkali
- 17. this type of reaction occurs when an acid reacts with a base
Down
- 1. the ion present in all acids
- 2. Phenolphthalein's colour in acid
- 3. colour of methyl orange in alkali
- 6. Proton donors are
- 7. hydrochloric acid forms this type of salt
- 8. nitric acid forms this type of salt
- 10. a strong acid like HCl fully ........... in water
- 11. Proton acceptors are
- 12. colour of methyl orange in acid
- 16. acids with a pH of 1 to 3 are described as being