Verified Solution • 2025–26 Session moderate

QJEEM21Ch660e: JEE Main 2021 Chemistry - Class 11 JEEM21Ch660e Solution: Identify products A and B.

Identify products A and B.

JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Hydrocarbons Question 89 English

Multiple Choice Options

  • A https://ik.imagekit.io/novatra/photos/a0da8c6efa53d2e5ab158c9422e145f48e510f9d54fb651d200d0bd9654e077f.webp
  • B https://ik.imagekit.io/novatra/photos/711c71732c3324ea5da69e166f714ac5b9fb56ff8ec689ffeff83b3d33baf654.webp
  • C https://ik.imagekit.io/novatra/photos/d320e8b03649951235c91c0d7254419308956288c0da53220b5e872ca14aaa6f.webp
  • D https://ik.imagekit.io/novatra/photos/f82dab292b617f915907df4c4c44c9d8d2de9a631f36866048f0170ed4beab45.webp

Step-by-Step Verified Solution

In first step, KMnO4(dil.) help to break alkene in ketone and aldehyde and in second step, CrO3 is used for selective over oxidation of aldehyde only. CrO3 will form aldehyde to acid in product (B).

JEE Main 2021 (Online) 24th February Morning Shift Chemistry - Hydrocarbons Question 89 English Explanation

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