Clue 10 How can reactivity help you locate an element? Mostly Nonmetals Group 14 15 16 NG 17 Period 1 Metals 18 1 He H 2 13 Group Period 1 Period 2 C N O F Ne Li Be B Period 2 Period 3 Si P S Cl Ar Na Mg Al Period 3 Period 4 Ge As Se Br Kr K Ca Ga Period 4 Period 5 Sn Sb Te I Xe Rb Sr In Period 5 Period 6 Pb Bi Po At Rn Cs Ba Tl Period 6 Valence 4 5 6 7 8 Full 1 2 3 Valence Gains 4 3 2 1 0 1 2 3 Loses Electrons Even Less Even Less Less Most Non Most Less Even Less Reactive Electrons Reactive Clue 10 What is the difference between groups? What does each group have in common? What links the elements of Group 15 together? Clue 10 What links the elements of Group 15 together? All of these elements have a common valence of 3. Can receive three electrons or Share three electrons to reach The noble gas configuration. Goldy has fewer total electrons than Magnificon MGSs • Magnificon, goldy and sississ are all members of Group 15. Goldy has fewer total electrons and protons than magnificon.. MGSs • Magnificon, goldy and sississ are all members of Group 15. Goldy has fewer total electrons and protons than magnificon.. Alien Periodic Table Group 15
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