Across
- 4. a process or reaction which takes in energy
- 5. two or more atoms joined together as a unit
- 8. an insoluble substance formed from the combination of two solutions
- 13. a process or reaction which gives out energy
- 15. base that can dissolve in water
- 16. a substance which is dissolved in a solution
- 19. a solution with a large amount of solute in a solvent
- 21. letter or letters that represent and element
- 23. the new substances formed after a chemical reaction
- 24. an atom or group of atoms that has lost or gained electrons
- 25. a solution with a small amount of solute and a large amount of solute
- 26. a solution formed when a solute dissolves in water
Down
- 1. a compound formed in a neutralisation reaction
- 2. reaction between an acid and a base
- 3. corrosive substance with a low pH
- 6. substance made up of two or more elements
- 7. a substance made up of one type of atom
- 9. a scale used to measure acidity
- 10. a negatively charged ion
- 11. the substances combined in a chemical reaction
- 12. substance with a high pH
- 14. a substance which has a solute dissolved in it
- 17. a positively charged ion
- 18. can burn or eat away a material
- 20. a shorthand way of representing a chemical reaction
- 22. symbols which represent a compound