The atomic number is 16 and the mass number is 32.06 it is in period 3
And is in group 16. Sulfur belongs to the Chalcogen group. Sulfur is a solid and is a non metal.
Sulfur has been a key component in matches since 1827
Sulfur has been in fireworks 1781 along with other elements
Black gunpowder is a mixture of sulfur, charcoal, and potassium nitrite. Together they create an explosive substance that has been used in war as a weapon.