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35) In 1955 a single atom of a new element was synthesized using the cyclotron at...
i need help on number 2 thank you
2. When were the elements discovered? Using a periodic table color elements discovered between BC and 1600 AD green, elements discovered between 1601 and 1900 blue, and elements dis- covered between 1901 and the present red. FIGURE 12.2 NORE VILA OASES NA IVA VA VIA 1.008 4002 19.00 2018 12.01 16 DO 1031 14.01 Thesition Mets 12 11 30 21 Mn Mg AB IVB VB VI VIIB VIIB 27.00 21.00 30.97320615.45 39...