https://padlet.com/phepting/rsz8n1c0sgvq Atoms come alive en-us 2018-09-14 20:34:36 UTC 2018-09-24 02:36:49 UTC hello@padlet.com phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522965 The quantum mechanical model is based on quantum theory, which says matter also has properties associated with waves.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522965 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522966 The quantum mechanical model of the atom uses complex shapes of orbitals, volumes of space in which there is likely to be an electron. So, this model is based on probability rather than certainty.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522966 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522967 It doesn't work for any atom but hydrogen, and even for hydrogen it fails to explain the fine structure.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522967 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522968 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522968 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522970 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522970 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522971 He proposed that electrons are arranged in concentric circular orbits around the nucleus.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522971 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522972 Bohr's greatest contribution to modern physics was the atomic model. The Bohr model shows the atom as a small, positively charged nucleus surrounded by orbiting electrons.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522972 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522973 ohr was not able to explain electron orbits of large atom w/ many electrons.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522973 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522974 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522974 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522975 Cooler Ball]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522975 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522976 Cathode Ray experiments

]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522976 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522977 Atoms are mostly empty space with a positive nuleus in the center

]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522977 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522979 Electron Location not known

]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522979 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522980 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522980 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522981 Different Ball]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522981 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522982 Thomson discovered the Electron.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522982 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522983 Thomson knew that charged particles could be deflected in a magnetic field.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522983 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522984 Electron Location Incorrect

]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522984 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522985 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522985 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522987 NP Ball]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522987 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522988 Dalton's Theory is that all matter is made of Atoms. Democritus said that atoms are to small and They float in a vacuum called the void.

]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522988 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522989 Experiments with gases that first became possible at the turn of the nineteenth century led John Dalton in 1803 to propose a modern theory of the atom based on the following assumptions]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522989 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522990 Dalton's theory had TWO main flaws according to Dalton's theory, an element is composed of only one kind of atom, and a compound is composed of particles that are chemical combination of different kinds of atoms.]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522990 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522991 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522991 phepting https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522992 Ball]]> 2018-09-14 20:34:36 UTC https://padlet.com/phepting/rsz8n1c0sgvq/wish/281522992