Sulfur

Sulfur (chemical symbol - S, from Lat. Sulfur) is a chemical element of the 16th group (according to the outdated classification - the sixth group of the main subgroup, VIA), the third period of the periodic system of chemical elements of D. I. Mendeleev, with atomic number 16.

The simple substance sulfur is a light yellow powdery nonmetal. In hydrogen and oxygen compounds it is in the composition of various ions, forming many acids and salts. Practically insoluble in water. Many sulfur - containing salts are poorly soluble in water