7.6 quantum numbers Flashcards

1
Q

what is the principal quantum number (n)

A

describes energy level of an atom

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2
Q

what is the angular momentum quantum number (l)

A

describes the shape of the sublevel (orbital) of the atom

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3
Q

what is the valu of l

A

from 1 to l-1 —- this describes what shapes are possible for each energy level

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4
Q

what is the magnetic quantum number

A

describes the oribital within a sublevel

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5
Q

what are the values of ml

A

between -l and l (gives the number of orbitals)

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6
Q

what is the electron spin (ms)

A

electron can be going up or down, max 2 electrons per orbital, 1 going up and 1 going down.

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7
Q

give number of orbitals of each orbital

A

s = 1 —– 2 electrons
p = 3 —– 6 electrons
d = 5 —– 10 electrons
f= 7 ——- 14 electrons

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