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What element, atomic number 19, a member of the alkali metals, takes its name from New Latin 'potash'?
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Tantalum (Ta) |
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Ruthenium (Ru) |
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Potassium (K) |
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Gadolinium (Gd) |
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Potassium (K) takes its name from the New Latin potassa, 'potash' (the symbol K is derived from Latin kalium). Atomic number 19, it has a standard atomic weight of 39.0983, a melting point of 336.53 degrees Kelvin, a boiling point of 1032 degrees Kelvin, and is a member of the alkali metals and Period 4.
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