GK
VITAMINS MINERALS COENZYMES AND DEFICIENCY DISEASES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Ascorbic acid acts as an
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oxidizing agent
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reducing agent
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oxidizing and reducing agent both
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none of the above
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Explanation:
Detailed explanation-1: -Ascorbate is an excellent reducing agent and readily undergoes two consecutive, one-electron oxidations to form ascorbate radical (Asc•−) and dehydroascorbic acid (DHA).
Detailed explanation-2: -One of the vital roles of ascorbic acid (vitamin C) is to act as an antioxidant to protect cellular components from free radical damage. Ascorbic acid has been shown to scavenge free radicals directly in the aqueous phases of cells and the circulatory system.
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