Atomic Structure and Electron Configuration
AP Chemistry · Flashcards · Application
AP CHEMISTRY · FLASHCARDS
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QUESTION
State the element with electron configuration
[
N
e
]
3
s
2
3
p
5
[Ne] 3s^2 3p^5
[
N
e
]
3
s
2
3
p
5
.
QUESTION
State the element with electron configuration
[
N
e
]
3
s
2
3
p
5
[Ne] 3s^2 3p^5
[
N
e
]
3
s
2
3
p
5
.
QUESTION
Determine the number of electrons in a magnesium ion (Mg
2
+
^{2+}
2
+
).
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ANSWER
10 electrons. Magnesium loses 2 electrons to form
M
g
2
+
Mg^{2+}
M
g
2
+
, leaving 10 electrons.
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