#atomic structure#

ATOMIC STRUCTURE(Class XI,Chemistry)

(John Dalton) The concept on Atomic Theory on a firm scientific basis was first  proposed by a British School Teacher, John Dalton in 1808 which was regarded as  Dalton’s Atomic Theory. According to Dalton’ Atomic Theory, Matter consists of indivisible particle called atoms. All atoms of a given element have identical mass and identical properties. […]