Practice question
Question
Which carbon in CH₃CH₂C(=O)NH₂ has the highest electronegativity due to hybridization?
Explanation
In CH₃CH₂C(=O)NH₂ (propanamide), the carbonyl carbon (C=O) is sp² hybridized (33% s-character), higher than sp³ (25%) of other carbons, making it the most electronegative.