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प्रश्न
State any two uses of esters.
उत्तर
Uses of esters:
(1) Esters are used in making artificial perfumes because of their sweet fragrance.
(2) Esters are used as flavouring agents in ice-creams, sweets and cold drinks.
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संबंधित प्रश्न
Ethanoic acid has a .................... odour.
(a) Rotten eggs
(b) Pungent
(c) Vinegar-like
(d) Mild
Consider the following organic compounds:
HCHO, C2H5OH, C2H6, CH3COOH, C2H5CI
Choose two compounds which can react in the presence of conc. H2SO4 to form an ester. Give the name and formula of the ester formed.
Give the structural formulae of acetic acid.
Acetic acid is a typical acid. Write one equation in case of its reactions with a metal?
Name the compound formed when acetic acid and ethanol react together?
On adding 2 mL acetic acid to 2 mL of water in a test tube, it was observed that
(A) a clear and transparent solution is formed
(B) a white precipitate is formed almost immediately
(C) two separate layers were formed
(D) a colourless and odourless gas is evolved
Name the first four members of alphatic carboxylic acid.
Distinguish between esterification and saponification reactions with the help of chemical equations for each.
Write the molecular formula of the given compound.
Sodium ethanoate
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
