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प्रश्न
Draw the structure formula of ethyne.
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उत्तर
The structural formula of ethyne:
H - C ≡ C - H
संबंधित प्रश्न
Complete the following chemical equation:
\[\ce{CH3COOC2H5 + NaOH ->}\]
The organic acid present in vinegar is ______.
Choose those compounds from the following which can turn blue litmus solution red:
HCHO, CH3COOH, CH3OH, C2H5OH, HCOOH, CH3CHO
Give reasons for your choice.
When ethanoic acid reacts with sodium hydrogen carbonate, then a salt X is formed and a gas Y is evolved. Name the salt X and gas. Y Describe an activity with the help of a labelled diagram of the apparatus used to prove that the evolved gas is the one which you have named. Also write the chemical equation of the reaction involved.
Write the names of the first three members of the carboxylic acid series.
What do you notice when acetic acid reacts with metals?
On adding NaHCO3 to acetic acid, a gas is evolved which turns lime water milky due to the formation of:
(1) Calcium bicarbonate
(2) Calcium hydroxide
(3) Calcium carbonate
(4) Calcium acetate
Identify the term or substance based on the descriptions given below:
Ice like crystals formed on cooling an organic acid sufficiently.
Give the balanced chemical equation of the following reaction:
Evolution of carbon dioxide by the action of ethanoic acid with NaHCO3.
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
