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Electron Configuration Flashcards | StudBud
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Electron Configuration
Electron Configuration
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Use the Periodic Table to determine the electron configuration of atoms.
Flashcards
9 cards
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Questions
9
Answers
1
What is wrong with the provided electron configuration of Cu, if anything? [Ar] 4s
2
3d
9
Should promote up an s electron to fill the d
Too many electrons
Too few electrons
The electron configuration is correct
2
Which element has the electron configuration [Ne] 3s
2
3p
2
Mg
C
Al
Si
3
Would sulfur gain or lose electrons to have the electron configuration of argon?
lose 1 electron
gain 1 electron
lose 2 electrons
gain 2 electrons
4
How many valence electrons are in Ca?
3
2
1
4
5
Select the electron configuration of titanium.
[Ne] 4s2 3d2
[Ar] 4s2 3d2
[Ar] 4s2 4p2
[Ne] 4s2 4d2
6
How many valence electrons are in sulfur?
4
6
2
8
7
Which element has the electron configuration [Kr] 5s
1
4d
5
Mn
Cr
Tc
Mo
8
Would calcium gain or lose electrons to obtain the electron configuration of argon?
Gain 1 electron
Lose 2 electrons
Lose 1 electron
Gain 2 electrons
9
Select the electron configuration of He
2s1
2s2
1s1
1s2
