History of Atomic Structure. Aristotle Democritus.
August 23 1734 – May 8 Born August 23 1734 Inherited large family fortune after the death of his mother at age five Went to Mazarin College majored in.
Have 1 Periodic Table per group!. The mass number.
Unit 1: Atoms. Scientists to Know … DALTON BOHR CHADWICK THOMSON RUTHERFORD DEMOCRITUS HEISENBERG.
Chemistry Mr. McCalla “Mack” Rm 230. Class Rules If your not in your seat by the second bell, you’re late…..! All assignments must be handed in on time.
Chapter 2: ATOMS, MOLECULES, AND IONS. 4 Before 16th Century –Greeks: 4 fundamental substances: fire, earth, water, and air. –Alchemy: Attempts (scientific.
History of Atomic Structure. Ancient Philosophy Who: Aristotle, Democritus When: More than 2000 years ago Where: Greece What: Aristotle believed in 4.
“Atomic Structure” 1 Essential Question: Describe how the model of the atom has changed since the Greek idea of “Atomos”
Chemistry The Atom © SSER Ltd.. Ancient Greeks were the first to come up with the idea of atoms. Democritus Democritus suggested that all matter was made.
Atoms: Development of the Atomic Theory. Democritus 460 BC - Greek philosopher proposes the existence of the atom 460 BC - Greek philosopher proposes.
Write down your homework in your agenda. Update your table of contents Review the foldable on page 53 Title the left page 52, “Who do you agree with?”
The History of the Atom From Democritus to Today’s Modern Theory.