https://padlet.com/mczupski01/err0im9ag43uf2c7 en-us 2021-11-29 14:27:10 UTC 2025-04-24 07:21:44 UTC hello@padlet.com astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920367420 400 B.C.
Democritus had the idea that all material bodies had atoms. He also believed that atoms where specific to their material. 
Greek philosopher. ]]> 2021-11-30 13:38:11 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920367420 mczupski01 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920376998 In 1803, he revealed the concept of the Law of Partial Pressures. 
-English scientist which proposed numerous things about the atom.]]> 2021-11-30 13:41:48 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920376998 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920386353 April 30, 1897
J.J.'s experiments found that all atoms have tiny negatively charged particles or electrons.
-British scientist who tested the atom through the cathode ray experiment. He discovered that electrons are negitivly charged in atoms. ]]> 2021-11-30 13:45:25 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920386353 mczupski01 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920397622 In May 1911, he discovered that atoms have a small charged nucleus surrounded by largely empty space, and are circled by tiny electrons.]]> 2021-11-30 13:49:32 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920397622 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920399753 1913
Bohr gave the theory for the hydrogen atom. How he proved this was the explaination that the atom as a small , positively charged nucleus surrounded by orbiting electrons.]]> 2021-11-30 13:50:14 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920399753 mczupski01 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920404419 In May 1932, he reported the Discovery of the Neutron. He proved the existence of neutrons.
-He identified a particle that was a neutral charge but had the same mass as a proton.]]> 2021-11-30 13:51:58 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920404419 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920414354 1926
Schrodinger proposed the idea that the quantum mechanical model of an atom. ]]> 2021-11-30 13:55:48 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920414354 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920425624 2021-11-30 13:59:49 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1920425624 mczupski01 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922699946 2021-12-01 13:09:45 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922699946 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922700060 2021-12-01 13:09:49 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922700060 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922705863 2021-12-01 13:12:32 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922705863 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922709633 2021-12-01 13:14:23 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922709633 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922712647 2021-12-01 13:15:41 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922712647 astencel021 https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922714790 2021-12-01 13:16:43 UTC https://padlet.com/mczupski01/err0im9ag43uf2c7/wish/1922714790