Samuels CHEM Quantum Numbers Question Preview (ID: 31587)
Chemistry Quantum Numbers.
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How many quantum numbers are there?
a) 4
b) 3
c) 2
d) 1
The principle quantum number is symbolized by ______.
a) n
b) l
c) m
d) +½ or -½
The angular momentum quantum number is symbolized by ______.
a) l
b) m
c) n
d) +½ or -½
The magnetic quantum number is symbolized by ______.
a) m
b) l
c) n
d) +½ or -½
The spin quantum number is symbolized by ______.
a) +½ or -½
b) m
c) l
d) n
This states that each electron occupies the lowest energy orbital available first.
a) Aufbau principle
b) Pauli exclusion principle
c) Hund’s rule
d) Heisenberg's principle
This states that a maximum of two electrons may occupy a single orbital sublevel only if electrons have opposite spins.
a) Pauli exclusion principle
b) Aufbau principle
c) Hund’s rule
d) Heisenberg's principle
This states that single electrons with same spin must occupy each equal-energy orbital before additional electrons with opposite spins can occupy same orbital.
a) Hund’s rule
b) Pauli exclusion principle
c) Aufbau principle
d) Heisenberg’s principle
This indicates the main energy level occupied by the electron (1, 2, 3, 4…)
a) principle quantum number
b) angular momentum quantum number
c) magnetic quantum number
d) spin quantum number
This represents shape or type of orbital that corresponds to particular suborbital (s, p d, f)
a) angular momentum quantum number
b) magnetic quantum number
c) principle quantum number
d) spin quantum number
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