Chem #2 ≈ V Vanadium
Chem #3 ≈ Ga Gallium
Chem #4 ≈ Sb Antimony
Chem #5 ≈ Y Yttrium
Chem #6 ≈ Cu Copper
Chem #7 ≈ Cf Californium
Chem #8 ≈ Na Sodium
Chem #9 ≈ Os Osmium
Chem #10 ≈ Ir Iridium
Chem #11 ≈ As Arsenic
Chem #12 ≈ Cs Cesium
Chem #13 ≈ Hs Hassium
Chem #14 ≈ Te Tellurium
Chem #15 ≈ Mo Molybendium
Chem #16 ≈ Tc Technetium
Chem #17 ≈ Ra Radium
Chem #18 ≈ Ba Barium
Chem #19 ≈ Se Selenium