ocr: Enchanted Tree Software - Copyright 1990, All rights reserved Periodic Table of Elements Light. Metals Inert 10 Gases 1 H I 20 30 40 5a Nonmatals 60 70 2 He 1 2 3 Li 4 Be Low 5 B € 7 N 8 0 9 F 10 Ne 2 3 11 Na 12 Mg 3b 4b Brittle Sb 6b 7b 8 Ductile ib Melting 2b 13 Al Si 14 15 P 16 S 17 C1 18 Ar 3 4 19 K 20 Ca 21 Sc 22 Ti 23 U Cr 24 Mn 25 26 Fe 27 Co - 28 Ni 29 Cu 30 Zn 31 Ga 32 Ge 33 As Se 34 Br 35 36 Kr 4 5 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 5 Rb Sr Y Zr Nb Mo To Ru Rh Pa Ag Cd In Sn Sb Ta I Xe 6 55 56 57-71 72 73 74 75 76 77 78 79 80 81 82 88 84 85 86 6 Cs Ba - - Hf Ta W R ...
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