Advertisements
Advertisements
प्रश्न
Give the common names and IUPAC names of the following compounds of CH3COOH.
Advertisements
उत्तर
Common name and IUPAC name of CH3COOH are acetic acid and ethanoic acid respectively.
APPEARS IN
संबंधित प्रश्न
What do you observe when you drop a few drops of acetic acid to test tubes containing
(a) phenolphthalein
(b) distilled water
(c) universal indicator
(d) sodium hydrogen carbonate powder
Describe a test for carboxylic acid.
Name the product formed and give the appropriate chemical equation for the following:
Sodium reacting with ethyl alcohol.
What is glacial acetic acid?
What do you notice when acetic acid reacts with metals?
A student puts a drop of acetic acid first on a blue litmus paper and then on a red litmus paper. He would observe that
(A) the red litmus paper turns colourless and there is no change in the blue litmus paper.
(B) the red litmus paper turns blue and the blue litmus paper turns red.
(C) there is no change in the red litmus paper and the blue litmus paper turns red.
(D) there is no change in the blue litmus paper and the red litmus paper turns blue.
A student is studying the properties of acetic acid. List two physical properties of acetic acid he observes. What happens when he adds a pinch of sodium hydrogen carbonate to this acid? Write any two observations.
Which of the following observations is true about dilute solution of acetic acid?
(A) It smells like vinegar and turns red litmus blue
(B) It smells like onion and turns blue litmus red
(C) It smells like orange and turns red litmus blue
(D) It smells like vinegar and turns blue litmus red
Acetic acid solution turns:
(1) blue litmus red
(2) red litmus blue
(3) blue litmus colourless
(4) red litmus colourless
Explain the following term with example.
Monomer
What is the main constituent of vinegar?
Name the first four members of alphatic carboxylic acid.
Give reason for the following :
Ethyne is more reactive than ethane
State the observation
When the gaseous product obtained by dehydration of ethyl alcohol is passed through bromine water.
Give balanced chemical equations for the following conversion :
Ethanoic acid to ethyl ethanote
Choose the correct alternative and rewrite the following:
Some acetic acid is treated with solid NaHCO3, the resulting solution will be _________________.
Explain the following reaction with an example.
Esterification
Vinegar is a solution of ______.
Raina while doing certain reactions observed that heating of substance ‘X’ with a vinegar-like smell with a substance ‘Y’ (which is used as an industrial solvent.) in the presence of conc. Sulphuric acid in a water bath gives a sweet-smelling liquid ‘Z’ having molecular formula C4H8O2. When heated with caustic soda (NaOH), ‘Z’ gives back the sodium salt and the compound ‘Y’.
Identify ‘X’, ‘Y’, and ‘Z’. Illustrate the changes with the help of suitable chemical equations.
Give the balanced chemical equation of the reaction.
Oxidation of ethanol by acidified potassium dichromate.
