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प्रश्न
An organic compound X of molecular formula C2H4O2 gives brisk effervescence with sodium hydrogen carbonate. Give the name and formula of X.
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उत्तर
The organic compound 'X' with molecular formula C2H4O2 is ethanoic acid. Formula of X (ethanoic acid) is CH3COOH.
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संबंधित प्रश्न
How esters are prepared ?
A gas is liberated immediately with a brisk effervescence, when you add acetic acid to sodium hydrogen carbonate powder in a test tube. Name the gas and describe the test that confirms the identity of the gas.
Complete the following chemical equations : C2H5OH + Na →
When you add a few drops of acetic acid to a test-tube containing sodium bicarbonate powder, which one of the following is your observation?
(A) No reaction takes place
(B) A colourless gas with pungent smell is released with brisk effervescence
(C) A brown coloured gas is released with brisk effervescence
(D) Formation of bubbles of a colourless and odourless gas
Give the common names and IUPAC names of the following compounds of CH3COOH.
Name one chemical compound which can be used to distinguish between ethanol and ethanoic acid.
Complete the following equation:
`CH_3 COOH + CH_2 H_5 OH` 
The organic acid present in vinegar is ______.
Describe one reaction of a carboxylic acid.
How does ethanoic acid react with sodium hydrogen carbonate? Give equation of the reaction which takes place.
State any two uses of esters.
Consider the following organic compound:
CH3OH, C2H5OH, CH3COCH3, CH3COOH, C2H5COOH, C4H9COOC2H5, CH4, C2H6, CH3CHO, HCHO
Out of these compound:
Which compound is most likely to be sweet-smelling?
How is acetic acid prepared from acetylene?
What do you notice when acetic acid reacts with metals?
Under what conditions does ethane get converted to ethyl alcohol?
Fill in the blank with appropriate word/words.
Esterification is the reaction between carboxylic acid and ______ in presence of ____
Write an equation showing saponification.
How is ethanol to ethanoic acid an oxidation reaction different from the reaction in which ethanol burns in the presence of oxygen?
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
