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Activity series
metals - 1 is most reactive 18 is least
| Question | Answer |
|---|---|
| 1 | Li lithium |
| 2 | potassium K |
| 3 | calcium Ca |
| 4 | sodium Na |
| 5 | magnesium Mg |
| 6 | aluminum Al |
| 7 | zinc Zi |
| 8 | chromium Cr |
| 9 | iron Fe |
| 10 | nickel Ni |
| 11 | tin Ti |
| 12 | lead Pb |
| 13 | hydrogen H |
| 14 | copper Cu |
| 15 | mercury Hg |
| 16 | silver Ag |
| 17 | platinum Pt |
| 18 | gold Au |