What is the use of KMnO4 in the manufacture of methanol?(a) To increase pH(b) To decrease pH(c) To remove impurities(d) To increase turbidityI got this question in examination.Enquiry is from Synthetic Organic Chemical Industries topic in section Synthetic Organic Chemical Industries of Chemical Technology

What is the use of KMnO4 in the manufacture of methanol?(a) To increas

1.	What is the use of KMnO4 in the manufacture of methanol?(a) To increase pH(b) To decrease pH(c) To remove impurities(d) To increase turbidityI got this question in examination.Enquiry is from Synthetic Organic Chemical Industries topic in section Synthetic Organic Chemical Industries of Chemical Technology
Answer» The correct choice is (c) To REMOVE impurities Easiest EXPLANATION: KMnO4 is added to remove TRACE of impurities such as ketones and aldehydes. PRESENCE of impurities decreases the PURITY of methanol.

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