| Sym | Element | % Correct |
|---|---|---|
| C | Carbon | 99%
|
| Cl | Chlorine | 97%
|
| Ca | Calcium | 96%
|
| Cu | Copper | 96%
|
| Co | Cobalt | 91%
|
| Cs | Cesium | 89%
|
| Cr | Chromium | 89%
|
| Cd | Cadmium | 85%
|
| Cf | Californium | 67%
|
| Ce | Cerium | 58%
|
| Cm | Curium | 54%
|
| Cn | Copernicium | 44%
|