1. Atomic structure. UNIT II 2. Democritus The first scientist that used the word atom that means INDIVISIBLE . 3. Dalton Dalton based his theory in the following:Law of…

1. The Greeks History of the Atom • Not the history of atom, but the idea of the atom • In 400 B.C the Greeks tried to understand matter (chemicals) and broke them down…

Slide 11 Electrons in Atoms Slide 2 2 Daltons Atomic Theory John Dalton (1766-1844) had four theories John Dalton (1766-1844) had four theories 1. All elements are composed…

Slide 1 Slide 2 Rutherford Model of the Atom (The modern view of the atom was developed by Ernest Rutherford) Slide 3 Ernest Rutherford (1871-1937) Learned physics in J.J.…

Slide 1Thomson Model of the Atom J. J. Thomson - English physicist. 1897 Made a piece of equipment called a cathode ray tube. It is a vacuum tube - all the air has been pumped…

1.Chapter 1 Atoms, Molecules & Chemical bondingIntroduction Quantum Theory Atomic Orbitals Electronic ConfigurationPrepared by: Mrs Faraziehan Senusi PA-A11-7CMolecular…

1. Chapter 5 Notes By Kendon SmithColumbia Central High School, Brooklyn, MI Electron Configurations:Electrons move about the nucleus in a highly organized system! 2. Evolution…

~ ~ THE THOMSON MODEL OF THE ATOM In 1898 ,Thompson surveyed all the evidence that the atoms consist of charged particles . he described an atom as a sphere of positive electricity…

1. Earth AirFireWater History of the Atom Chemistry I 2. Atomic Model Timeline --------------- 400 BC: Democritus----------------1803: Dalton ----------------1904: Thompson…

Atomic structure Fundamentals of Inorganic Chemistry Lectures 1 & 2 SCH 100 Dr. E. Changamu [email protected] Office: Biochemistry Rm 11 Evaluation 2 CAT 20 marks…