Chemistry - PRACTICAL ORGANIC CHEMISTRY Question with Solution | TestHub

ChemistryPRACTICAL ORGANIC CHEMISTRYDIFFERENTIATION, SEPARATION AND PURIFICATION of ORGANIC COMPOUNDSHard2 minPYQ_2023
ChemistryHardsingle choice

Match List I with List II:

 List I (Mixture) List II
(Separation
Technique)
(A)CHCl3+C6H5NH2ISteam distillation
(B)C6H14+C5H12IIDifferential
extraction
(C)C6H5NH2+H2OIIIDistillation
(D)Organic compound in H2OIVFractional
distillation

Options:

Answer:
B
Solution:

Chloroform (b.p 334 K) and aniline (b.p. 457 K) are easily separated by the technique of distillation.

One of the technological applications of fractional distillation is to separate different fractions of crude oil in the petroleum industry.

Aniline is separated by steam distillation technique from aniline – water mixture.

When an organic compound is present in an aqueous medium, it is separated by shaking it with an organic solvent in which it is more soluble than in water.

Hence, correct matching is given by the below table:

List I (Mixture)List II
(Separation
Technique)
CHCl3+C6H5NH2Distillation
C6H14+C5H12Fractional
distillation
C6H5NH2+H2OSteam distillation
Organic compound in H2ODifferential
extraction
Stream:JEESubject:ChemistryTopic:PRACTICAL ORGANIC CHEMISTRYSubtopic:DIFFERENTIATION, SEPARATION AND PURIFICATION of ORGANIC COMPOUNDS
2mℹ️ Source: PYQ_2023

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