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Joseph Black
Established that gases can have chemical identities and are not simply airs. -
Hydrogen
Henry Cavendish discovered Hydrogen -
Carl Scheele
Carl Scheele independently discovered Oxygen and called it "Fire Air", but work was not published until 1777. -
Nitrogen
Daniel Rutherford discovered Nitrogen and called it "noxious air". -
Oxygen
Joseph Priestley discovered Oxygen -
Period: to
Priestley & Cavendish
Joseph Priestley and Henry Cavendish discovered through experiments that water was composed of Hydrogen and Oxygen -
Helium
Sir William Ramsay discovered Helium -
Radon
Friedrich Ernst Dorn discovered Radon
