Lindsay Cassel, Kassidy Fox, Kylen Smith

By ldfalcons

  • John Dalton

    link textHe thought the atoms were solid spheers, that looked like a bunch of marbles stacked together. He said that everything was made up of atoms.

  • Rutherford

    Link textDiscovered that in the middle of each atom was a small posatively charged nucleus, and the electrons were grouped around it.

  • Bohr

    link text. He said that electrons orbited the nucleus along certain paths.
  • Thomson

    Thomson

    link textLink Texthe discovered the electron and discovered it was part of the atom. He dicided that the atom was a positively charged ball with alot of electrons stuck into it
  • periodic table

    periodic table

    link text link textDmitri Mendeleev published the first periodic table
  • Consept of isotopes

    Consept of isotopes

    link textlink textFrederick Soddy states the concept of isotopes, he explains how the elements with the same chemicl properties could have differing atomic weights.
  • Electron pair theory

    Electron pair theory

    link textlink textGilbert N. Lewis devlopes the electron pair theory of acid/base reactions.
  • Nylon

    Nylon

    link textlink textWallace Carothers leads a team of chemist to invent nylon.

  • The nature of chemical bond

    link textLinus Pauling publishes The Nature of the Chemical Bond, which was one of the most important modern chemical texts.