Which compound with C₆H₁₂ has a degree of unsaturation of 1 and does not exhibit geometrical isomerism?
CH₂=CHCH₂CH₂CH₂CH₃ (hex-1-ene) has one double bond (degree = 1) and no geometrical isomerism due to identical substituents (H) on one carbon of the double bond.
Ref: NCERT Class 11 Chemistry > Chapter 8: Organic Chemistry - Some Basic Principles and Techniques > Topic: Isomerism - Stereoisomerism - Geometrical and Optical Isomerism