| Hint | Answer | % Correct |
|---|---|---|
| Carbon+Oxygen | Carbon Dioxide | 100%
|
| CO2= | Carbon Dioxide | 100%
|
| Carbon+1 Oxygen Atom | Carbon Monoxide | 90%
|
| CO= | Carbon Monoxide | 90%
|
| Iron+Oxygen | Iron Oxide | 90%
|
| Oxygen+Oxygen | Oxygen | 90%
|
| Sodium+Chlorine | Sodium Chloride | 90%
|
| Calcium+Oxygen | Calcium Oxide | 86%
|
| Sulfur+Oxygen | Sulfur Dioxide | 81%
|
| Carbon+Hydrogen | Methane | 76%
|
| CH4 | Methane | 76%
|
| Sodium+Hydrogen+Oxygen | Sodium Hydroxide | 76%
|
| Zirconium+Bromine | Zirconium Bromide | 71%
|
| Zinc+Iodine | Zinc Iodide | 67%
|
| Helium+Sulfur | Helium Sulfide | 57%
|