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Organic Chemistry: Some Basic Principles and Techniques — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistryOrganic Chemistry: Some Basic Principles and Techniques3 Marks
Question

Identify the functional groups present in the following compounds.

  1.  

  1.  

  1. $\text{CH}_3-\text{CH}_2-\text{CO}-\text{CH}_2\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_2-\text{COCl}$
  2. $\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{O}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \|\\\text{CH}_2=\text{CH}-\text{CH}_2-\text{C}-\text{NH}_2$
✓

Answer

  1. Functional groups are -NH2(amino), -OMe(methoxy) and -CHO(aldehydic)
  2. Carbon-carbon double bond, -NO2(nitro)and -COOH(carboxylic)
  3. -CO-(keto), -COCl(acylchloride)
  4. $ \ \ \ \ \ | \ \ \ \ \ \ \ |\\-\text{C}=\text{C}-$ (carbon-carbon double bond), $ \ \ \ \ \ \text{O}\\ \ \ \ \ \ \|\\-\text{C}-\text{NH}_2$ (acitamide).

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