Electron Configuration Practice Question Preview (ID: 34196)


Electrons, Configuration, Elements, Periodic Table, Chemistry. TEACHERS: click here for quick copy question ID numbers.

Question 1: How many electrons are found in the 3p orbital for argon?
a) 2
b) 4
c) 6
d) 8

Question 2: How many electrons are found in the 4s orbital for potassium?
a) 1
b) 2
c) 6
d) 10

Question 3: How many electrons are found in the 3d orbital for calcium?
a) 0
b) 1
c) 2
d) 3

Question 4: How many of the electrons are doubled for nitrogen in the 2p orbital?
a) 3
b) 2
c) 1
d) 0

Question 5: How many of the electrons are doubled for argon in the 2p orbital?
a) 0
b) 1
c) 2
d) 3

Question 6: How many electrons does the d orbital hold?
a) 2
b) 6
c) 10
d) 14

Question 7: How many of the electrons does the f orbital hold?
a) 2
b) 6
c) 10
d) 14

Question 8: What is the electron configuration for chromium?
a) 1s2 2s2 2p6 3s2 3p6 3d5
b) 1s2 2s2 2p6 3s2 3p6 4s2 3d4
c) 1s2 2s2 2p6 3s2 3p6 4s2 4p3
d) 1s2 2s2 2p6 3s2 3p6 4s1 3d4

Question 9: What is the electron configuration for germanium?
a) 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p1
b) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p2
c) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
d) 1s2 2s2 2p6 3s2 3p6 4s2 3d12

Question 10: What is the electron configuration for strontium?
a) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1
b) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 5p3
c) 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2
d) 1s2 2s2 2p6 3s2 3p6 4s3 3d9 4p6 5s2

Question 11: What element's configuration is shown: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6
a) Selenium
b) Bromine
c) Krypton
d) all of the above

Question 12: What element's configuration is shown: 1s2 2s2 2p6 3s2 3p6 4s2 3d1
a) Potassium
b) Calcium
c) Scandium
d) Titanium

Question 13: What is wrong with the configuration: 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6
a) 2s cannot hold two electrons
b) 2p6 is placed in the wrong spot
c) 3d10 is placed in the wrong spot
d) No mistakes are present

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