ESL Saigon logo



Name: Sulfur
Symbol: S
Number of Energy Levels: 3
Electrons on the outer energy level: 6
Atomic number: 16
Atomic Mass: 32.066 Amu (Atomic Mass Units)
Protons/Electrons: 16
Neutrons: 16
Density: 2.07 g/cm3
Classification: Non-metal

Sulfur | Chemical elements

Sulfur is known to man kind since ancient times. Its name derives from the Latin word "sulfur" which means "brimston"e. It has many uses but the most important are in fertilizer production, sulfuric acid production, matches production, gunpowder, and medicines production.

Sulfur melting point is at 112.8 °C (385.95 K, 235.04001 °F) and its boiling point at 444.6 °C (717.75 K, 832.28 °F).

Top 13 interesting facts about sulfur and its compounds

  1. Sulfur is the 10th most common element in the universe, the 17th in the Earth crust, the 6th in the seawater, and the 8th in human body.
  2. At room temperature sulfur is a yellow element, solid, and in crystalline form.
  3. Sulfur is not soluble in water.
  4. Pure sulfur is odorless but its compounds have a very strong smell.
  5. When burns, sulfur makes a blue flame and forms sulfur dioxide.
  6. Elemental sulfur can be found naturally and it is known from ancient times. It was used as fumigant, medicinal drugs, etc.
  7. Elemental sulfur can be found around hot springs and volcanic areas.
  8. Sulfur is obtained from natural gas and petroleum production.
  9. Today, sulfur is mainly used as a fertilizer and for obtaining sulfuric acid.
  10. Sulfur is also used in rubber vulcanization.
  11. Sulfur is an essential element for all life.
  12. Sulfur has 25 isotopes, four of these are stable isotopes; S-32, S-33, S-34, and S-36.
  13. Sulfur is created in stars, only in massive stars and at a great temperature, by the fusion of a nucleus of silicon and one nucleus of helium.

Back to index