Advertisements
Advertisements
Question
What happens when propanoic acid is warmed with methanol in the presence of a few drops of concentrated sulphuric acid? Write equation of the reaction involved.
Advertisements
Solution
When propanoic acid is warmed with methanol in the presence of a few drops of concentrated sulphuric acid in it, esterification takes place and an ester named methyl propanoate is formed along with water.
The chemical equation for the above reaction is:
C2H5COOH + CH3OH → C2H5COOCH3 + H2O.
APPEARS IN
RELATED QUESTIONS
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
Complete the following chemical equations: CH3COOH+NaHCO3→
Fill in the blanks from the choices given within brackets:
The basicity of acetic acid is-------- (3, 1, 4).
Give the common names and IUPAC names of the following compounds of CH3COOH.
Write the formulae of methanoic acid.
Give any two uses of ethanoic acid.
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
Which compound is a constituent of vinegar?(e) Which compound is a constituent of vinegar?
An organic compound A (molecular formula C2H4O2) reacts with Na metal to form a compound B and evolves a gas which burns with a pop sound. Compound A on treatment with an alcohol C in the presence of a little of concentrated sulphuric acid forms a sweet-smelling compound D (molecular formula C3H6O2). Compound D on treatment with NaOH solution gives back B and C. Identify A, B, C and
Explain the following term with example.
Reduction
What is thr boilng point of acetic acid?
How Will You Carry Out the Following Conversions?
Ehane to acitic acid
Fill in the blank with appropriate word/words.
Denatured alcohol is a mixture of _____ and _______
Choose the correct answer:
Select the acid which contains four hydrozen atoms in it.
Draw the structural formula for the following:
Ethanoic acid
Explain the following reaction with an example.
Saponification
Mineral acids are stronger acids than carboxylic acids because
- mineral acids are completely ionised
- carboxylic acids are completely ionised
- mineral acids are partially ionised
- carboxylic acids are partially ionised
Which of these is not an organic acid?
Which of the following substance produces brisk effervescence with baking soda solution?
The reaction between acetic acid and sodium carbonate is shown in the following figure.
Answer the questions with the help of a diagram.
- Which gas does come out as effervescence in the big test tube?
- What is the colour change in the lime water present in the small test tube?
- Write the related reaction.
A spatula full of sodium carbonate is taken in a test tube and 2 mL of dilute ethanoic acid is added to it.
Write a chemical equation for the reaction.
