Atomic Structure and Electron Configuration
AP Chemistry · Flashcards
AP CHEMISTRY · FLASHCARDS
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QUESTION
Identify the quantum number that describes the shape of an orbital.
QUESTION
What is the formula for calculating the number of neutrons?
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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