THE HISTORY OF CHEMISTRY

PREHISTORIC TIMES

1 BCE

Known metals were recorded and listed in conjunction with heavenly bodies

CHEMISTRY IN ANCIENT TIMES

78

THEY USE TYHE FIRE TO MAKE METALS, FOR ALL OF THE WARS THAT THEY HAVE.

ALCHEMY

500

In the history of science , alchemy is an ancient proto practice and a philosophical discipline that combines elements of chemistry , metallurgy , physics , medicine , astrology , semiotics, mysticism , spiritualism and art. Alchemy was practiced in Mesopotamia, Ancient Egypt , Persia , India and China, in ancient Greece and the Roman Empire, the Islamic Empire and later in Europe until the eighteenth century , in a complex network of schools and philosophical systems

IATROQUIMICA

Dec 24, 1493

Iatrochemistry or yatroquímica is a historical branch of science linking the chemistry and medicine . Taking their bases in alchemy , iatrochemistry

PHLOGISTON THEORY

Dec 24, 1660

The theory of phlogiston , a hypothetical substance that represents flammability, is an obsolete scientific theory according to which any substance capable of having combustion contains phlogiston , and the combustion process is basically the decay of the substance. It was first postulated in 1667 by the alchemist Johann Becher German physicist ( 1635-1682 ) to explain the chemical process of combustion and was defended by fellow physician and chemist Georg Stahl ( 1659-1734

CHEMISTRY AS A SCIENTIFIC ACTIVITY

Dec 24, 1978

French chemist , born on August 26, 1743 in Paris. It was one of the main protagonists of the scientific revolution that led to the consolidation of the chemical , which is considered the founder of modern chemistry. In 1754 he began his studies at the elite school Collège des Quatre-Nations noted for his skills in the natural sciences. He studied Natural Sciences and , at the request of his father, law