Question

The acid present in vinegar is:
A) Formic acid
B) Acetic acid
C) Citric acid
D) Malic acid

Answer 1

Hint: Vinegar is a chemical compound that has the carboxylic acid functional group in its structure. The structure contains a total of two carbon atoms and one can relate this data to the options given above and find out the correct choice.

Complete step by step answer:
1) First of all let's learn about the chemical vinegar which is a flavouring agent and used while cooking the food.
2) The vinegar in pure form contains acetic acid as its component which has generally around five to eight percent composition by volume of acetic acid.
Therefore, the acid present in vinegar is acetic acid which shows option B as the correct choice.

Additional information: The acetic acid which is present in the vinegar is generally produced by using the fermentation method of ethanol or sugars with the help of acetic acid bacteria. Depending on the source materials used for making vinegar, there are many types of vinegar. The vinegar contains numerous components such as flavonoids, aldehydes, and phenolic acids and they are present in different compositions depending on the source material which is used to make the vinegar. The source materials such as various fruit juice concentrations and orange peel are used to synthesize the vinegar. The production of commercial vinegar is done either by using a fast or a slow fermentation process. For the production of traditional kinds of vinegar, the fermentation process is done over a period of a few months to a year.

Note:
The vinegar contains a mild acetic acid composition. It is also used in making the pickle as it is a good food preservative. The vinegar has been historically used for many industrial and household purposes. There are many varieties such as fruit vinegar, palm vinegar which are used for food cooking purposes.