HISTORY OF CHEMISTRY

INORGANIC CHEMISTRY

deals with the study of all elements and their compounts EXCEPT THE ELEMENT CARBON

ORGANIC CHEMISTRY

deals with the study of CARBON COMPOUNDS specially hydrocarbon and their derivatives

BIOCHEMISTRY

deals with the study of compounds present in LIVING ORGANISM and their interaction with one another

PHYSICAL CHEMISTRY

deals with the study of PHYSICAL PROCESSES in chemical reactions

ANALYTICAL CHEMISTRY

deals with the study of WHAT AND HOW MUCH substance or substances is present

PHILOSOPHER'S STONE

a portion of masters of work which turns lean into GOLD

ROBERT BOYLE

birth of modern chemistry began with him

ROBERT BOYLE, AMADEO AVOGADRO, JOSEPH PRIESTLEY

discovered oxygen

HENRY CAVENDISH

discovered hydrogen

ANTOINE VAN LAVOISIER

named oxygen and hydrogen, FATHER OF MODERN CHEMISTRY

LAW OF CONSERVATION OF MASS

states that matter cannot be created nor destroyed

JOSEPH LOUIS PROUST

formulated the LAW OF DEFINITE PROPORTION

LAW OF DEFINITE PROPORTION

states that compounds contain the same element in definite proportion and in no other combination

John Dalton

the ratios of the masses of elements in a compound can always be reduced to small whole number