front 1 H | back 1 hydrogen |
front 2 He | back 2 helium |
front 3 Li | back 3 lithium |
front 4 C | back 4 carbon |
front 5 O | back 5 oxygen |
front 6 F | back 6 fluorine |
front 7 Na | back 7 sodium |
front 8 Mg | back 8 magnesium |
front 9 P | back 9 phosphorus |
front 10 S | back 10 sulfur |
front 11 Cl | back 11 chlorine |
front 12 K | back 12 potassium |
front 13 Ti | back 13 titanium |
front 14 Cr | back 14 chromium |
front 15 Fe | back 15 iron |
front 16 Cu | back 16 copper |
front 17 Br | back 17 bromine |
front 18 Ag | back 18 silver |
front 19 I | back 19 iodine |
front 20 Ba | back 20 barium |
front 21 N | back 21 nitrogen |
front 22 Ca | back 22 calcium |
front 23 Zn | back 23 zinc |
front 24 Pb | back 24 lead |
front 25 Al | back 25 aluminum |
front 26 Be | back 26 beryllium |
front 27 Ni | back 27 nickel |
front 28 Sn | back 28 tin |