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NCERT Class XII Chemistry
Chapter - Aldehydes, Ketones and Carboxylic Acids
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Question : 3 of 28
Marks: +1, -0
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
Solution:  
(iv) C1H3−C∥O2−C3H=C∣CH34−C5H3\overset{1}{\mathrm{C}}\mathrm{H}_3-\overset{2}{\underset{\mathrm{O}}{\underset{\parallel}{\mathrm{C}}}}-\overset{3}{\mathrm{C}}\mathrm{H}= \overset{4}{\underset{\mathrm{CH}_3}{\underset{\vert}{\mathrm{C}}}}-\overset{5}{\mathrm{C}}\mathrm{H}_3
(v) C1H3−C∥O2−C3H2−C∣Cl4H−C5H3\overset{1}{\mathrm{C}}\mathrm{H}_3-\overset{2}{\underset{\mathrm{O}}{\underset{\parallel}{\mathrm{C}}}}-\overset{3}{\mathrm{C}}\mathrm{H}_2-\overset{4}{\underset{\mathrm{Cl}}{\underset{\vert}{\mathrm{C}}}}\mathrm{H}-\overset{5}{\mathrm{C}}\mathrm{H}_3
(vi) C5CH∣3C6H54CH∣Br3CH2CH21OOH\overset{5}{\mathrm{C}}\overset{4}{\underset{\mathrm{C}_6\mathrm{H}_5}{\underset{\vert}{\mathrm{CH}}_3}}\overset{3}{\underset{\mathrm{Br}}{\underset{\vert}{\mathrm{CH}}}}\overset{2}{\mathrm{CH}}\overset{1}{\mathrm{CH}_2}\mathrm{OOH}
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