atomic theorists Flashcards
1
Q
what do the bonds on the spectrum correspond to
A
electrons falling from higher energy levels to lower energy levels
2
Q
who reintroduced the atom
A
john dalton
3
Q
who discovered the electron
A
jj. thompson
4
Q
who discovered the nucleus and proton
A
rutherford
5
Q
who discovered neutrons
A
james chadwick
6
Q
who discovered orbits/shells
A
bohr
7
Q
billiard ball
A
- john dalton
- does not account for subatomic particles
8
Q
blueberry muffin
A
- jj. thompson
- could not explain the atoms positive charge
9
Q
nuclear model
A
- rutherford
- could not explain the atoms stability
10
Q
bohr model
A
- borh
- could not be used for atoms with >1 electrons
11
Q
what state caused an electron to jump up a level
A
excited state
