Chemistry Class 12 NCERT Solutions: Chapter 10 Haloalkanes and Haloarenes Part 1

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Q: 1. Name the following halides according to IUPAC system and classify them as alkyl, allyl, benzyl (primary, secondary, tertiary), vinyl or aryl halides:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

(viii)

(ix)

(x)

(xi)

(xii)

Answer:

(i)

2-Chloro-3-Methylbutane

(Secondary Alkyl Halide)

(ii)

3-chloro-4-methyhexane

(Secondary alkyl halide)

(iii)

1-Iodo-2, 2-dimethylbutane

(Primary Alkyl Halide)

(iv)

1-Bromo-3, 3-dimethyl-1-phenylbuuutane

(Secondary Benzyl Halide)

(v)

2-Bromo-3-methybutane)

(Secondary alkyl halide)

(vi)

1−Bromo−2−ethyl−2−methylbutane

(Primary alkyl halide)

(vii)

3−Chloro−3−methylpentane

(Tertiary alkyl halide)

(viii)

3−Chloro−5−methylhex−2−ene

(Vinyl halide)

(ix)

4−Bromo−4−methylpent−2−ene

(Allyl halide)

(x)

1−Chloro−4−(2−methylpropyl) benzene

(Aryl halide)

(xi)

1−Chloromethyl−3−(2, 2−dimethylpropyl) benzene

(Primary benzyl halide)

(xii)

1−Bromo−2−(1−methylpropyl) benzene

(Aryl halide)