"AQA A Level Transition Metals Crossword": HTML5 Crossword

Across

2. Metals, ligands, coordinate bonds (7)
6. An excellent way to mop up unwanted metal ions (8)
9. Iron vs nitrogen and hydrogen (13)
10. ls22s22p63s23p63d34s2 (8)
11. EDTA has a big one of these numbers (12)
13. Many Teeth (12)
15. is this 'Nordic' element a Transition Metal ? (8)
18. AKA Iron III (7)
19. Bidentate ligands in an octahedral complex (7)
20. The sister of cis (5)

Down

1. Process to make the most important industrial chemical in the world (7)
3. A desirable property of Transition Metals (8)
4. Oxalate (12)
5. 6 ligands (10)
7. Light Absorbance, Transmittance and Detection (11)
8. Lead vs platinum or rhodium (9)
12. Many of these are Transition Metals (9)
14. Think high strength and thermal stability... and a lame pop song (8)
16. Maximum Oxidation number (5)
17. A famous institute in Germany has the same name (6)