Chemistry
What is the symbol used on the periodic table for the element Promethium?
More Questions from Chemistry
The red color of rubies is caused mainly by the presence of what element?
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What transition metals are the only elements known to produce a magnetic field?
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Triphenylphosphine can be used to prepare which of the following?
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Selenium came from the Greek word "selene", which means what word in English?
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Who performed the infamous gold-foil experiment that first detected the existence of the atomic nucleus?
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What is the fifth most abundant element in the universe after hydrogen, helium, oxygen and carbon?
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