Question

Which of the following statement(s) is/are true regarding ethanoic acid?

• A. It's common name is acetic acid
• B. 5-8% aqueous solution of ethanoic acid is called vinegar
• C. It is also known as glacial acetic acid
• D. It has low melting point

Answer 1

Answer: (A), (B), (C), (D)

The correct options are
A It's common name is acetic acid
B 5-8% aqueous solution of ethanoic acid is called vinegar
C It is also known as glacial acetic acid
D It has low melting point

The common name of ethanoic acid is acetic acid. It is also known as glacial acetic acid because it freezes during winter due to low melting point.

5-8 % aqueous solution of ethanoic acid is called vinegar which is widely used as a preservative.