Radon
Emergence definition
A chemical element with symbol Rn and atomic number 86; rare gas, characterized by particles in constant motion, resulting from the transfer of thermal energy from a region of higher temperature to a region of lower temperature.
Wiktionary senses
Historical origin
Prerequisite chain
Neighborhood
In other languages
Prerequisites
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radon requires understanding matter as a foundational concept
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Chemical element with symbol Rn and atomic number 86; rare gas.
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Chemical element with symbol Rn and atomic number 86.
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Chemical element with symbol Rn and atomic number 86; rare gas.