What is the shape of the carbon atom in CH₃CHO attached to the methyl group?
In CH₃CHO, the carbon in CH₃ has four single bonds (three H, one C), indicating sp³ hybridization and a tetrahedral shape.
Ref: NCERT Class 11 Chemistry > Chapter 8: Organic Chemistry - Some Basic Principles and Techniques > Topic: Electronic Effects - Inductive Mesomeric Hyperconjugation and Resonance