Question

The acid found in lemon is citric acid.
(a)- True
(b)- False

Answer 1

Hint: Lemon is considered as citric fruit. Citric acid is categorized as an acid. Citric acid is chemically known as 2-hydroxy-1, 2, 3-propantetricar-boxylic acid.


Complete step by step answer:
Lemon is considered as citrus fruit due to the presence of citric acid in the lemon.
The good sources of citric acid are lemon juice and lime juice.
It is due to the presence of citric acid in the substance that gives their tart, sour taste.
Chemically citric acid is known as 2-hydroxy-1, 2, 3-propantetricar-boxylic acid.
Commonly the citric acid is used as an additive in food, cleaning agents, and nutritional supplements. But the citric acid which is used in these processes is different from what we get from the lemon.
Citric acid is an odorless and colorless substance.
Due to its acidic, sour-tasting nature, citric acid is mostly used as a flavoring and preserving agent.
Due to its ability to disinfectant against viruses and bacteria, it is used to stabilize or preserve bacteria.
Not only in lemons, but citric acid is also present in limes, oranges, grapefruits, tangerines, and pomelos, etc, in large amounts.
The substances that have citric acid in a lesser amount are pineapple, strawberries, raspberries, cranberries, and cherries.
The structure of citric acid is given below:

It has three carboxylic acid groups.

So, the statement: “The acid found in lemon is citric acid” is true.

Note: Food products or beverages like ketchup which is produced from tomatoes also contain citric acid. In the production of cheese, wine, and sour bread, the by-product is citric acid.