Answer: TrueThe statement is true. Normally, the 3s orbital is filled with two electrons before any electrons fill the 3p orbital. However, the configuration 1s22s22p63s13p5 indicates that an electron has the excess energy to jump from the 3s orbital to the 3p orbital. Thus, the configuration must be for an excited state.

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SAT Chemistry

Category - True or False

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The electron configuration 1s²2s²2p⁶3s¹3p⁵ represents an excited state. True or false?

True
False

Explanation

Answer: True

The statement is true. Normally, the 3s orbital is filled with two electrons before any electrons fill the 3p orbital. However, the configuration 1s²2s²2p⁶3s¹3p⁵indicates that an electron has the excess energy to jump from the 3s orbital to the 3p orbital. Thus, the configuration must be for an excited state.

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