Class 12Chemistry2 Aldehydes, Ketones and Carboxylic Acids: Carboxylic Acids and their DerivativesProperties of Carboxylic Acids and Their Derivatives
MediumWhich among the following is used as a food preservative?
- A$C_6H_5CH_2ONa$
- B$C_6H_5COOONa$
- C$C_6H_5COONa$
- D$C_6H_5CH=CHCOONa$
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