1 H   Hydrogen
  2 He  Helium
  3 Li  Lithium
  4 Be  Beryllium
  5 B   Boron
  6 C   Carbon
  7 N   Nitrogen
  8 O   Oxygen
  9 F   Fluorine
 10 Ne  Neon
 11 Na  Sodium
 12 Mg  Magnesium
 13 Al  Aluminum
 14 Si  Silicon
 15 P   Phosphorus
 16 S   Sulfur
 17 Cl  Chlorine
 18 Ar  Argon
 19 K   Potassium
 20 Ca  Calcium
 21 Sc  Scandium
 22 Ti  Titanium
 23 V   Vanadium
 24 Cr  Chromium
 25 Mn  Manganese
 26 Fe  Iron
 27 Co  Cobalt
 28 Ni  Nickel
 29 Cu  Copper
 30 Zn  Zinc
 31 Ga  Gallium
 32 Ge  Germanium
 33 As  Arsenic
 34 Se  Selenium
 35 Br  Bromine
 36 Kr  Krypton