Problem: Which of the two following molecules is more strained: cyclopropenium cation or cyclobutadiene? Which is expected to be more stable?

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Which of the two following molecules is more strained: cyclopropenium cation or cyclobutadiene? Which is expected to be more stable?

All Organic Chemistry Practice Problems Cumulative Aromaticity Problems Practice Problems
Q.In each set, state which of the two given molecules is more stable? Why?
Q.Draw an arrow to indicate the direction of the dipole moment in the molecule shown below (the head of the arrow should represent the polarization). Dr...
Q.Draw an arrow to indicate the direction of the dipole moment in the molecule shown below (the head of the arrow should represent the polarization)
Q.Determine if each of the following compounds is aromatic, anti-aromatic or nonaromatic.
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