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Uranium Thorium Removed

201995what is uraniumranium is a naturallyoccurring chemical element with atomic number 92 which means there are 92 protons and 92 electrons in the atomic structuree chemical symbol for uranium is uanium was discovered in 1789 by martin klaproth in the mineral called pitchblende uraninitee named the newly discovered element after the planet uranus, which had been.