Symbol | Element | % Correct |
---|---|---|
Ar | Argon | 98%
|
Ne | Neon | 98%
|
He | Helium | 96%
|
Kr | Krypton | 94%
|
Xe | Xenon | 94%
|
Rn | Radon | 83%
|
Og (disputed) | Oganesson | 63%
|
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