Chapter 9 Bonding and Molecular Structure: Orbital Hybridization and Molecular Orbitals - Study Questions - Page 369c: 36

See the answer below.

a) Both these carbons are $sp^2$ hybridized because they make a double bond each. b) Since all carbons are $sp^2$ hybridized, all these angles are approximately 120°. c)Yes, the -COH group can be either above or below the axis of the C=C bond.