In the Huckle model for benzene, the π electronic transitions from the occupied to the unoccupied molecular… · ABC26PH0269

Subject: Physical Chemistry · Chapter: Atomic Structure · Topic: Atomic Structure – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Medium

In the Huckle model for benzene, the $\pi$ electronic transitions from the occupied to the unoccupied molecular orbitals do NOT occur at

(a)$4 \beta$

(b)$3 \beta$

(c)$2 \beta$

(d)$1 \beta$

Answer

Answer: D ✓ checked by 4AB · confidence high

Explanation

Benzene levels α ± 2β, α ± β: occupied→unoccupied gaps are 2β, 3β and 4β; no transition at 1β (d).

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