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NEET levelSingle correct optionDifficulty 1 of 3hc132

Ethene is shaken with cold, dilute, alkaline $KMnO X_{4}$ (Baeyer's reagent). The organic product is

Aethane-1,2-diol
Bethanol
Cmethanal
Dethanoic acid

Answer: A

Cold dilute alkaline permanganate adds two OH groups syn across the double bond without cleaving it. The purple colour is lost and brown

MnO X_{2}

appears. The product is ethane-1,2-diol.

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