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What element, atomic number 92, takes its name from the seventh planet in the Solar System?
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Radium (Ra) |
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Uranium (U) |
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Helium (He) |
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Nihonium (Nh) |
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Uranium (U) takes its name from Uranus, the seventh planet in the Solar System. Atomic number 92, it has a standard atomic weight of 238.02891, a melting point of 1405.3 degrees Kelvin, a boiling point of 4404 degrees Kelvin, and is a member of and Period 7.
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