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Stable Isotopes sudden death
The format is the element comma the atomic mass
Ex for Protium it would be H,1
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Last updated: November 30, 2025
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| First submitted | November 30, 2025 |
| Times taken | 10 |
| Average score | 20.0% | Report this quiz | Report |
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Sudden Death. Clicking a wrong answer ends the quiz!
Co,60
Co,52
Hf,179
Hf,180
Hf,181
Nd,144
Nd,150
Nd,142
Ce,140
La,139
Ra,226
Ne,19
Li,10
Li,6
Li,7
Lu,175
Lu,176
Ir,192
Ir,190
Ir,191
Ir,193
Os,188
Os,186
Mo,99
Mo,100
Mo,98
Be,9
Tl,204
Tl,201
Tl,203
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