12
QuizMultiple Choice

Atomic Numbers and Electron Configurations

Question 12 • *26-27 CFISD TX-Chemistry A CR

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

Explanation

Orbital notation uses arrows in orbital boxes to represent electrons, and the arrow direction indicates each electron’s spin. A dot structure shows valence electrons but does not show their spin. Therefore, the advantage is that orbital notation shows the spin of the electrons.

AI-written and checked against the verified answer.

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