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Mendeleev's Predicted Elements
Dmitry Mendeleev predicted four then undiscovered chemical elements in 1869. Can you name them all?
The preffix "eka-" means 1 in Sanskrit. With the exception of Eka-boron, all predicted elements are one place down from the known element of the same group on the periodic table.
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Last updated: September 15, 2022
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| First submitted | September 15, 2022 |
| Times taken | 5 |
| Average score | 50.0% | Report this quiz | Report |
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