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  • How Many Known Chemical Elements Are There?

    How Many Known Chemical Elements Are There?

    28 March 2011

    There are 118 known chemical elements as of 2011.First element on the periodic table is Hydrogen the latest one is Ununoctium. The table contains 118 chemical elements whose discoveries have been confirmed. The first 94 are found naturally on Earth, and the rest are synthetic elements that have been produced artificially in particle accelerators.