Scientists and their Major Discoveries

  • Humphry Davy
    1800 BCE

    Humphry Davy

    invented laughing gas and made electricity and in 1807 he discovered potassium, sodium, barium, calcium, magnesium, and strontium.
  • Antoine Lavoisier
    1775 BCE

    Antoine Lavoisier

    He discovered oxygen and was the first scientist to define what an element was, he revolutionized chemistry.
  • Joseph Priestly
    1770 BCE

    Joseph Priestly

    invented carbonation and discovered 9 new gases
  • Henry Cavendish
    1766 BCE

    Henry Cavendish

    He discovered hydrogen
  • Joseph Black
    1754 BCE

    Joseph Black

    He discovered carbon dioxide when trying to find a cure for kidney stones.
  • Robert Boyle
    1677 BCE

    Robert Boyle

    he found out phosphorus can be turned into fire and was the first chemist.
  • Henning Brandt
    1669 BCE

    Henning Brandt

    he discovered phosphorus when trying to search for gold in urine
  • Johann Becker
    1667 BCE

    Johann Becker

    Came up with the idea of phlogiston
  • Paracelsus
    1520 BCE

    Paracelsus

    Suggested the world was made of mercury, salt, and sulfur.