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← JEE Main 2022 · 27 Jul · Shift 1
ChemistryInteger+4 / -1Question 89 of 90

JEE Main 2022 · 27 Jul · Shift 1, Chemistry question 89

Optical activity of an enantiomeric mixture is +12.6° and the specific rotation of (+) isomer is +30°. The optical purity is ______%.

Answer and worked solution

Official answer: 42

Optical purity 12.630×100=42%\frac{12.6}{30}\times100=42\%.

Answer: 42

Topics:Optical isomerism and chirality
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