| Across |
| 2. |
Found between titanium and chromium on the Periodic Table |
| 5. |
Transition metal historically heavily used in plumbing |
| 6. |
Symbol Au |
| 8. |
Atomic number 78 |
| 13. |
This anhydrous transition metal chloride changes from blue to pink when water is added |
| 14. |
Atomic mass 261 |
| 15. |
Symbol W |
| 16. |
Electron configuration [Kr] 4d5 5s1 |
| 17. |
Trace mineral essential for the immune system |
| 20. |
Electron shell arrangement [2, 8, 18, 18, 1] |
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| Down |
| 1. |
Group 12 transition metal between zinc and mercury |
| 3. |
Used in thermometers |
| 4. |
First transition metal, smallest atomic mass |
| 7. |
Transition metals often exist in a variety of differently colored compounds due to various ... states |
| 9. |
Transition metals are found between Group 2 and Group ... on the Periodic Table |
| 10. |
5 cents coin transition metal |
| 11. |
Steel is an alloy of carbon and the transition metal ... |
| 12. |
Atomic number of manganese |
| 18. |
Symbol Fe |
| 19. |
Named for its many-colored compounds, exists in the oxidation states of -2 to +6 |
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