"Edexcel IGCSE Reactivity Series - Crossword": HTML5 Crossword

Across

1. When oxidation states of atoms are changed (5)
3. A list in a specific order (6)
5. A useful REDOX acronym (6)
6. A song by 'The Chemical Brothers' (9)
8. Reacts slowly with water, but vigorously with steam (9)
10. A substance that takes electrons away from other species (9)
11. Method preventing air or water getting to a metal surface (7)
13. Loss of oxygen (9)
14. A measure of instability (10)
15. Aluminium, iron oxide and magnesium ribbon (8)
18. Napoleon's cutlery (9)
20. Less reactive than sodium, more reactive than magnesium (7)

Down

2. Loss of electrons (9)
4. This agent can take oxygen away from other compounds (8)
7. Reactions of metals with acids are always... (10)
9. A method using a more reactive metal to protects a less reactive one (11)
12. These are lost or gained during redox reaction (9)
16. Hydrated iron III oxide (4)
17. A more reactive does this to a less reactive one (8)
19. Used to galvanise iron (4)