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| 93521287 | Zn+2 | colorless | |
| 93521288 | Cu+2 | aqua to turquoise | |
| 93521289 | Ni+2 | green | |
| 93521290 | Co+2 | pink (blue precip.) | |
| 93521291 | Fe+2 | pale green | |
| 93521292 | Fe+3 | orange rust | |
| 93521293 | Mn+2 | faint pink | |
| 93521294 | MnO4- | deep purple | |
| 93521295 | Cr+3 | green | |
| 93521296 | Cr+2 | purple | |
| 93521297 | CrO4-2 | yellow | |
| 93521298 | Cr2O7-2 | orange | |
| 93521299 | Cu(NH3)4+2 | royal blue |
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