Question

Salts which can be used as supplements for iron are obtained from ___.

• A. lactic acid
• B. itaconic acid
• C. gluconic acid
• D. citric acid

Answer 1

The correct option is C gluconic acid

Organic acids are obtained by microbial fermentation on carbon sources. These acids are used in making various commerical products. Gluconic acid is used in making mineral supplements for calcium and iron. Lactic acid is used in the production of cheese, curd, vitamin. Itaconic acid is used in the production of paper, textile, gum. Citric acid is used in the production of drinks, toffee and chocolate.