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Electron shell configuration Group I 1 1H Group II Group III Group IV Group V Group VI Group VII 1. Draw the electronic structure for each element (this is shown for neon) Group 0 4 2He 2. In the grey area under each structure write out the electronic structure (this is shown for neon – 2,8) Questions – What do the elements in each Group have in common? - What do the elements in each Period (row) have in common? 7 3Li 9 4Be 11 5B 12 6C 14 7N 16 8O 19 9F 20 10Ne x x x x x x x x xx 2,8 23 39 11Na 24 12Mg 19K 40 20Ca 27 TRANSITION METALS 13Al Ga 28 14Si Ge 31 15P As 32 16S Se 35 17Cl Br 40 18Ar Kr