| Hint | Answer | % Correct |
|---|---|---|
| CN- | cyanide | 78%
|
| NO3- | nitrate | 70%
|
| PO3-3 | phosphite | 70%
|
| BrO3 | bromate | 65%
|
| CO3-2 | carbonate | 65%
|
| OH- | hydroxide | 65%
|
| O2-2 | peroxide | 65%
|
| PO4-3 | phosphate | 65%
|
| BrO- | hypobromite | 61%
|
| IO2- | iodite | 61%
|
| MnO4- | permanganate | 61%
|
| NH4+ | ammonium | 57%
|
| BrO2- | bromite | 57%
|
| ClO3- | chlorate | 57%
|
| ClO2- | chlorite | 57%
|
| CrO4-2 | chromate | 57%
|
| NO2- | nitrite | 57%
|
| ClO4- | perchlorate | 57%
|
| IO3- | iodate | 52%
|
| MnO3- | manganate | 52%
|
| IO4- | periodate | 52%
|
| SO4-2 | sulfate | 52%
|
| AsO4-3 | arsenate | 48%
|
| AsO3-3 | arsenite | 48%
|
| Cr2O7-2 | dichromate | 48%
|
| H2PO4- | dihydrogen phosphate | 48%
|
| IO- | hypoiodite | 48%
|
| SO3-2 | sulfite | 48%
|
| SCN- | thiocyanate | 48%
|
| CH3COO- | acetate | 43%
|
| HPO4-2 | hydrogen phosphate | 43%
|
| C2O4-2 | oxalate | 43%
|
| BrO4- | perbromate | 43%
|
| C2H3O2- | acetate | 39%
|
| HCO3- | bicarbonate | 35%
|
| HSO4- | bisulfate | 35%
|
| BO3-3 | borate | 35%
|
| HSO3- | bisulfite | 30%
|
| HS- | hydrogen sulfide | 26%
|
| H3O+ | hydronium | 26%
|
| OCN- | cyanate | 22%
|
| S2O3-2 | thiosulfate | 22%
|
| NH2- | amide | 17%
|
| N3- | azide | 17%
|
| O2- | superoxide | 17%
|