| Hint | Charge | Answer | % Correct |
|---|---|---|---|
| Ammonium | +1 | NH4 | 95%
|
| Nitrite | -1 | NO2 | 95%
|
| Cyanide | -1 | CN | 89%
|
| Nitrate | -1 | NO3 | 89%
|
| Bromate | -1 | BrO3 | 84%
|
| Hydroxide | -1 | OH | 84%
|
| Phosphate | -3 | PO4 | 84%
|
| Sulfite | -2 | SO3 | 84%
|
| Sulfate | -2 | SO4 | 84%
|
| Chlorite | -1 | ClO2 | 79%
|
| Perchlorate | -1 | ClO4 | 79%
|
| Carbonate | -2 | CO3 | 79%
|
| Permanganate | -1 | MnO4 | 79%
|
| Hypochlorite | -1 | ClO | 74%
|
| Chlorate | -1 | ClO3 | 74%
|
| Dichromate | -2 | Cr2O7 | 68%
|
| Hydrogen Phosphate | -2 | HPO4 | 63%
|
| Acetate | -1 | CH3COO | 58%
|
| Peroxide | -2 | O2 | 58%
|
| Thiocyanate | -1 | SCN | 58%
|
| Arsenate | -3 | AsO4 | 53%
|
| Hydronium | +1 | H3O | 53%
|
| Bicarbonate | -1 | HCO3 | 53%
|
| Oxalate | -2 | C2O4 | 47%
|