The salts of ________ like sodium benzoate are used as food preservatives.
A
acetic acid
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B
ethanoic acid
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C
benzoic acid
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D
none of the above
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Solution
The correct option is C benzoic acid Benzoic acid is prepared by oxidation of toluene. In the form of esters, benzoic acid is used in perfume industry. The salts of benzoic acid like sodium benzoate are used as food preservatives.