Periodic Table Matching GameVersion en ligne Students use their periodic tables to help them with this game. par Teresa Dobler 1 Group 1 2 Group 2 3 Group 3 4 Group 4 5 Group 5 6 Group 6 7 Group 7 8 Group 8 9 Group 9 10 Group 10 11 Group 11 12 Group 12 9 protons fluorine 3 electrons lithium 45 neutrons bromine lead 82 electrons Group 10 Period 4 Nickel 89 amu Yttrium Europeum 63 protons Noble Gas Xenon Hydrogen 0 neutrons Carbon 6 electrons Magnesium Group 2 Period 3 Iodine 127 amu