JEE Main 2019 — Hydrocarbons Question with Solution
From: JEE Main 2019 (Online) 12th April Evening Slot
Question
In the following skew conformation of ethane, H'–C–C–H'' dihedral angle is :
This question includes a diagram. The text above accompanies the figure.
Choose an option
Show full solutionCorrect option: D
Correct answer
D149o
Step-by-step explanation
So the angle H'–C–C–H' = 120o + 29o = 149o
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This is a previous-year question from JEE Main 2019, covering the Hydrocarbons chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.