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प्रश्न
Describe a test for carboxylic acid.
उत्तर
Carboxylic acids react with sodium bicarbonate to form Sodium ethanoate and water along with carbon dioxide, which produces effervescence in the reaction mixture. This reaction is used as a test for the presence of carboxylic acids.
`CH_3 COOH + NaHCO_3 -> CH_3 COONa + CO_2 + H_2O`
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संबंधित प्रश्न
The molecular formula of acetic acid is _________ .
(a) CH3COOH
(b) CH3 – CH3
(c) C6H6
(d) C2H4
A student takes about 6 ml of distilled water in each of the four test tubes P, Q, R and S. He then dissolves an equal amount of four different salts namely, sodium chloride in 'P', potassium chloride in 'Q', calcium chloride in 'R' and magnesium chloride in 'S'. Next, he then adds 10 drops of soap solution to each test tube and shakes its contents. The test tubes in which scum (insoluble substance) is formed with soap are:
(A) P and Q
(B) Q and R
(C) R and S
(D) Q and S
Complete the following chemical equations:
C2H5OH+CH3COOH`("conc."H_2SO_4)/`>
Give the common names and IUPAC names of the following compounds of CH3COOH.
What is the physical state of CH3COOH?
Name the first four members of alphatic carboxylic acid.
Draw the structural formula of a compound with two carbon atoms in the following case:
An alcohol containing two carbon atoms.
Write the molecular formula of the given compound.
Sodium ethanoate
Give the balanced chemical equation of the following reaction:
Neutralization of NaOH with ethanoic acid.
Give the balanced chemical equation of the following reaction:
Combustion of ethanol.
