Sodium (Na) – 11 Read More »
Neon (Ne) – 10 Read More »
Fluorine (F) – 9 Read More »
Oxygen (O) – 8 Read More »
Nitrogen (N) – 7 Read More »
Carbon (C) – 6 Read More »
Boron (B) – 5 Read More »
Lithium (Li) – 3 Read More »
Helium (He) – 2 Read More »
Hydrogen (H) – 1 Read More »
Beryllium (Be) – 4 Read More »
