SOLUTION EXTRA 2.4c
(CH3)3CCl:
C–C sp3 – sp3 σ, C–H sp3 – s σ, C–Cl sp3 – sp3 σ
(CH3)2CO:
C–C sp3 – sp2 σ, C–H sp3 – s σ, C=O [sp2 – sp2 σ + p – p π]
CH3CH2COOH:
C–C sp3 – sp3 σ, C–C sp3 – sp2 σ, C–H sp3 – s σ, C=O [sp2 – sp2 σ + p – p π], C–O sp2 – sp3 σ, O–H sp3 – s σ
C–C sp3 – sp3 σ, C–H sp3 – s σ, C–Cl sp3 – sp3 σ
(CH3)2CO:
C–C sp3 – sp2 σ, C–H sp3 – s σ, C=O [sp2 – sp2 σ + p – p π]
CH3CH2COOH:
C–C sp3 – sp3 σ, C–C sp3 – sp2 σ, C–H sp3 – s σ, C=O [sp2 – sp2 σ + p – p π], C–O sp2 – sp3 σ, O–H sp3 – s σ