Chemistry Class 12 NCERT Solutions: Chapter 12 Aldehydes Ketones and Carboxylic Acids Part 2 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Q: 2. Name the following compounds according to IUPAC system of nomenclature:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

Answer:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii) Benzene-1 - 4-dicarbaldehyde

Q: 3. Draw the structures of the following compounds.

(i) 3-Methylbutanal

(ii) p-Nitropropiophenone

(iii) p-Methylbenzaldehyde

(iv) 4-Methylpent-3-en-2-one

(v) 4-Chloropentan-2-one

(vi) 3-Bromo-4-phenylpentanoic acid

(vii) p, p′-Dihydroxybenzophenone

(viii) Hex-2-en-4-ynoic acid

Answer:

(i)

3-Methylbutanal

(ii)

P-Nitropropiophenone

(iii)

P-Methylbenzaldehyde

(iv)

4-Methylpent-3-En-2-One

(v)

4-Chloropentan-2-One

(vi)

3-Bromo-4-Phenylpentanoic Acid

(vii)

P, P′-Dihydroxybenzophenone

(viii)

Hex-2-En-4-Ynoic Acid

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