27
QuizMultiple Choice

Elements, Compounds, and Mixtures — Unit test

Question 27 • SVHS Chemistry 1 $FA

To show the electron configuration for an atom, when would it be better to use an orbital notation than to use a written configuration with numbers, letters, and superscripts?

Answer
A
when the aim is to use less space
B
when the aim is to show electron spins
C
when the aim is to show orbital shapes in subshells
D
when the aim is to show electron distributions in shells

Explanation

Orbital notation uses boxes or lines for orbitals and arrows for electrons, so it can show each electron’s spin direction. A written configuration such as 1s² 2s² gives the number of electrons in each subshell but does not show their individual spins. Therefore, orbital notation is better when the aim is to show electron spins.

AI-written and checked against the verified answer.

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