The Atom Flashcards
1
Q
Daltons experiment
A
2
Q
Daltons experiment
A
drew from greeks and others
3
Q
daltons contribution
A
atomic theory
4
Q
daltons postulates of at
A
- all matter is composed of extremley small particles called atoms’
- Atoms are indivisible and indestructible.
3.ll atoms of a particular element share identical properties, including weight. - in chemical reaction atoms are combined, separated, or rearnged.
5.Atoms of different elements combine in fixed whole-number ratios when forming compounds.
5
Q
daltons model
A
solid sphere
6
Q
thomsons experiment
A
cathode ray tube with magnets
7
Q
thom contrib
A
electron
8
Q
thom model
A
plum pudding model, electrons and protons mixed together
9
Q
ruth experiment
A
gold foil experi
10
Q
ruth contib
A
nucleus, atom mostly empty space
11
Q
ruth model
A
mucleus with electrons
12
Q
bhor experi
A
studied lght emmited by hydrogen
13
Q
bhor contib
A
electrons exist in levels
14
Q
schroe exper
A
quantam mechannics
15
Q
schroe contrib
A
electrons exact location
