Untitled timeline

Main

Robert Boyles law PV=NRT

1662

Joseph Priestly discovered oxygen

1744

Joseph Black discovered carbon dioxide

1750

Henry Cavendish discovered hydrogen

1785

Joesph Gay-lussac's gas laws and Boron was discovered

1802

Jacques Charles explained how gasses expand when heated

1802

Jacques Charles invented first hydrogen air balloon

1802

John Dalton developed the current atomic theory

1803

Humphry Davy discovered several alkali and alkaline earth metals

1806

Humphry Davy’ invented the Davy lamp.

1806

Amedeo Avogadro created Avagradros law 6.02214×1023

July 1811

Lord Kelvin came up with a unit for measuring temperature

1817

Lavoisier Antoine demonstrated that air is composed of 2 parts

1848

Dmitri Mendeleev created the first version of the period table

1869

Marie Curie discovered polonium

1898

Ernest Rutherford discovered alpha particles while working with uranium

1899

Marie Curie discovered radium

1902

JJ Thomson discovered the electron and isotopes

1903

Ernest Rutherford discovered the nucleus

1911

Rutherford proved that the hydrogen nucleus is present in other nuclei

1917

Fritz Baber developed ammonia

1918

Johannes Bronsted introduced acid-base reactions with Thomas Lowry

1923

James Chadwick discovered the neutron

1932

James Chadwick discovered the neutron

1932

Glenn Seaborg Discovery of ten transuranium elements

1940