| Answer | % Correct |
|---|---|
| He | 65%
|
| Kr | 53%
|
| Mn | 48%
|
| Sn | 42%
|
| Fl | 40%
|
| Xe | 40%
|
| Po | 38%
|
| Cf | 33%
|
| W | 32%
|
| Og | 31%
|
| Sc | 30%
|
| Er | 29%
|
| V | 28%
|
| Lu | 25%
|
| Th | 24%
|
| Yb | 22%
|
| No | 21%
|
| Pu | 18%
|
| Pa | 17%
|
| Sm | 15%
|