Advertisements
Advertisements
प्रश्न
A student is studying the properties of acetic acid in his school laboratory. List two physical and two chemical properties which he must observe and note in his record book.
Advertisements
उत्तर
Physical properties of acetic acid
- It is colourless liquid at room temperature with unpleasant odour.
- It is miscible in water due to the formation of hydrogen bonds with water.
Chemical properties of acetic acid
- It reacts with absolute ethanol in the presence of an acid catalyst to give an ester, a sweet-smelling substances.
- It reacts with carbonates and hydrogencarbonates to give rise to a salt, carbon dioxide and water.
APPEARS IN
संबंधित प्रश्न
Identify the term or substance based on the descriptions given below
Ice like crystals formed on cooling an organic acid sufficiently.
Describe one reaction of a carboxylic acid.
Explain the following term with example.
Reduction
Fill in the blank with appropriate word/words.
Vinegar is a solution of about ________per cent ________in water.
Why is pure acetic acid also known as glacial acetic acid?
When acetaldehyde is oxidized with acidified potassium dichromate, it forms ______.
Ethanoic acid is also known as which of these?
Which of the following substance produces brisk effervescence with baking soda solution?
Shristi heated Ethanol with a compound A in presence of a few drops of concentrated sulphuric acid and observed a sweet smelling compound B is formed. When B is treated with sodium hydroxide it gives back Ethanol and a compound C.
- Identify A and C
- Give one use each of compounds A and B.
- Write the chemical reactions involved and name the reactions.
Name the oxidising agent used in the conversion of ethanol to ethanoic acid.
