front 1 Rubidium Rb | back 1 37 |
front 2 Strontium Sr | back 2 38 |
front 3 Yttrium Y | back 3 39 |
front 4 Zirconium Zr | back 4 40 |
front 5 Niobium Nb | back 5 41 |
front 6 Molybdenum Mo | back 6 42 |
front 7 Technetium Tc | back 7 43 |
front 8 Ruthenium Ru | back 8 44 |
front 9 Rhodium Rh | back 9 45 |
front 10 Palladium Pd | back 10 46 |
front 11 Silver Ag | back 11 47 |
front 12 Cadmium Cd | back 12 48 |
front 13 Indium In | back 13 49 |
front 14 Tin Sn | back 14 50 |
front 15 Antinomy Sb | back 15 51 |
front 16 Tellurium Te | back 16 52 |
front 17 Iodine I | back 17 53 |
front 18 Xenon Xe | back 18 54 |
front 19 Cesium Cs | back 19 55 |
front 20 Barium Ba | back 20 56 |
front 21 Lanthanum La | back 21 57 |