Across
- 5. The tiniest piece of an element. (4)
- 6. Atoms of the same element with different numbers of neutrons. (8)
- 7. A large molecule made of repeating smaller units. (7)
- 8. A reaction that releases heat. (11)
- 10. How much mass is in a certain amount of space. (7)
- 12. Burning, a chemical reaction with oxygen. (10)
- 13. The process that happens when a solid turns straight into a gas. (11)
- 14. The loss of electrons during a reaction. (9)
- 17. A process that can determine the concentration of a solution. (9)
- 21. A reaction that absorbs heat. (11)
- 22. A substance that will dissolve into a liquid. (6)
- 25. A pure substance made of one type of atom. (7)
- 26. When a liquid turns into a gas. (11)
Down
- 1. A mixture of metals. (5)
- 2. Gradual destruction of materials by chemical reactions. (9)
- 3. When a gas turns into a liquid. (12)
- 4. The gain of electrons during a reaction. (9)
- 9. When an acid and base react. (13)EVAPORATION When a liquid turns into a gas. (11)
- 11. Emitting energy or particles from an unstable atom. (11)
- 15. The number of chemical bonds an atom can form. (7)
- 16. The amount of solute there is in a specific volume of the solvent. (13)
- 18. A substance that tells you the pH of an acid or alkaline. (9)
- 19. Two or more atoms stuck together. (8)
- 20. A solution that forms when a solute dissolves in a solvent. (8)
- 22. A substance that dissolves another substance. (7)
- 23. When a liquid turns into a solid. (8)
- 24. A substance that speeds up a chemical reaction. (9)
