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Science Bowl Question

📅 MIT Science Bowl 2022🎓 HS🔄 Round 13#️⃣ Question 21 TOSS UP📝 Multiple Choice

Which of the following statements about singlet carbenes is true?

W) The HOMO of the carbene is a sigma donor, and the LUMO is a sigma acceptor
X) The HOMO of the carbene is a sigma donor, and the LUMO is a pi acceptor
Y) The HOMO of the carbene is a pi donor, and the LUMO is a sigma acceptor
Z) The HOMO of the carbene is a pi donor, and the LUMO is a pi acceptor
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