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lesson pretestMultiple Choice

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Question 1 • Chemistry

To show the electron configuration for an atom, what is the advantage of using an orbital notation compared to a dot structure?

Answer
A
Orbital notation shows the electron distribution in shells.
B
Orbital notation shows the spin of the electrons.
C
Orbital notation takes up less space.
D
Orbital notation makes it easier to count the electrons.

Explanation

Orbital notation represents electrons in orbitals with arrows pointing in opposite directions, showing each electron’s spin. A dot structure shows valence electrons as dots but does not show their spins. Therefore, the advantage is that orbital notation shows the spin of the electrons.

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