Aluminum (Al) – 13 Read More »
Sulfur (S) – 16 Read More »
Chlorine (Cl) – 17 Read More »
Argon (Ar) – 18 Read More »
Potassium (K) – 19 Read More »
Calcium (Ca) – 20 Read More »
Scandium (Sc) – 21 Read More »
Titanium (Ti) – 22 Read More »
Vanadium (V) – 23 Read More »
Chromium (Cr) – 24 Read More »
Manganese (Mn) – 25 Read More »
Iron (Fe) – 26 Read More »