1
Q
Dalton
A
wrongly said that atoms cant be split, claims all elements of an element are identical (did not consider isotopes)
2
Q
Cubic
A
unable to explain triple bonds, no defined nucleus
3
Q
Ruhterford
A
doesnt explain how electrons are distributed
4
Q
Bohr
A
fails to work with large sized atoms
5
Q
Quantum mechanical
A
not possible to measure momentum and position
6
Q
Paulis exclusion principle
A
states that each orbital may contain no more thn two electrons
7
Q
copper excpetion
A
[Ar] 3d10 4s1
8
Q
chromium exception
A
[Ar] 3d5 4s1
AAA IB SL Chemistry
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