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Chemistry
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Chemistry The Molecular Nature
Quiz 8: Electron Configuration and Chemical Periodicity
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Question 1
Multiple Choice
Select the correct set of quantum numbers (n, l, m
l
, m
s
) for the highest energy electron in the ground state of potassium, K.
Question 2
Multiple Choice
Select the correct electron configuration for Te (Z = 52) .
Question 3
Multiple Choice
Which one of the following statements about orbital energies is incorrect?
Question 4
Multiple Choice
Which one of the following statements about atomic structure and quantum numbers is incorrect?
Question 5
Multiple Choice
Select the correct electron configuration for sulfur (Z = 16) .
Question 6
Multiple Choice
The effective nuclear charge for an atom is less than the actual nuclear charge due to
Question 7
Multiple Choice
Select the correct electron configuration for Cu (Z = 29) .
Question 8
Multiple Choice
How many valence electrons are there in an atom with the electron configuration [noble gas]ns
2
(n - 1) d
10
np
3
?
Question 9
Multiple Choice
Select the correct set of quantum numbers (n, l, m
l
, m
s
) for the first electron removed in the formation of a cation for strontium, Sr.
Question 10
Multiple Choice
Energy states of atoms containing more than one electron arise from nucleus-electron and electron-electron interactions. Which of the following statements correctly describes these effects?
Question 11
Multiple Choice
The electronic structure 1s
2
2s
2
2p
6
3s
2
3p
6
4s
2
3d
8
refers to the ground state of
Question 12
Multiple Choice
Which of the following electron configurations is impossible?
Question 13
Multiple Choice
Select the correct set of quantum numbers (n, l, m
l
, m
s
) for the highest energy electron in the ground state of tin, Sn.
Question 14
Multiple Choice
Which of the following sublevels is filled last? 3d, 4s, 4p, 4d, 5s
Question 15
Multiple Choice
"Each electron in an atom must have its own unique set of quantum numbers" is a statement of
Question 16
Multiple Choice
An atom of element number 33 (As) is in its ground electronic state. Which one of the following sets quantum numbers could not apply to any of its electrons?
Question 17
Multiple Choice
In the ground state of an atom of silver (Ag) , how many electrons will there be with the quantum number l = 1? (The n, m
l
, and m
s
quantum numbers may have any appropriate values.)