- B: Boron, 5, 10.81
- Aluminum: Al, 13, 26.982
- 56: Barium, Ba, 137.327
- Sodium: Na, 11, 22.990
- Co: Cobalt, 27, 58.933
- 63.546: Copper, Cu, 29
- 53: Iodine, I, 126.904
- Tin: Sn, 50, 118.710
- W: Tungsten, 74, 183.84
- 72.631: Germanium, Ge, 32
- 93: Neptunium, Np, 237.048
- 32.066: Sulfur, S, 16
- Kr: Krypton, 36, 83.798
- 88.906: Yttrium, Y, 39
- Gold: Au, 79, 196.967
- Europium: Eu, 63, 151.964
- Fe: Iron, 26, 55.845
- 82: Lead, Pb, 207.2
- Potassium: K, 19, 39.098
- 107.868: Silver, Ag, 47
Parent Tip: Review the logic above to help your child master the concept of periodic table of elements worksheet pdf.