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Amines — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryAmines1 Mark
MCQ
Note: In the following question a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices.
Assertion: $N-$Ethylbenzene sulphonamide is soluble in alkali.
Reason: Hydrogen attached to nitrogen in sulphonamide is strongly acidic.
  • A
    Both assertion and reason are wrong.
  • B
    Both assertion and reason are correct statements but reason is not correct explanation of assertion.
  • C
    Assertion is correct statement but reason is wrong statement.
  • ✓
    Both assertion and reason are correct statements and reason is correct explanation of assertion.
✓

Answer

Correct option: D.
Both assertion and reason are correct statements and reason is correct explanation of assertion.
$\text{C}_2\text{H}_5-\text{N}-\text{SO}_2\text{C}_6\text{H}_5+\text{NaOH}\xrightarrow{\ \ \ \ }\text{C}_2\text{H}_5-\stackrel{{\ \ \ \text{Na}^+}}{\hbox{N}}-\text{SO}_2\text{C}_6\text{H}_5+\text{H}_2\text{O}\\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{Soluble salt}\\\ \ \ \ \ \ \ \text{Ethylbezene sulphonamide}$
Ethylbenzene sulphonomide is soluble in alkali because it has acidic hydrogen.

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