Symbol | Element | % Correct |
---|---|---|
Ar | Argon | 96%
|
Ne | Neon | 96%
|
He | Helium | 93%
|
Kr | Krypton | 89%
|
Xe | Xenon | 89%
|
Rn | Radon | 82%
|
Og (disputed) | Oganesson | 61%
|
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