| Chemical symbol | Answer | % Correct |
|---|---|---|
| Cl | Chlorine | 100%
|
| Cd | Cadmium | 92%
|
| C | Carbon | 92%
|
| Cu | Copper | 92%
|
| Ca | Calcium | 85%
|
| Co | Cobalt | 85%
|
| Cs | Cesium | 77%
|
| Cr | Chromium | 77%
|
| Cf | Californium | 69%
|
| Ce | Cerium | 54%
|
| Cm | Curium | 54%
|