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8.1. Organic chemistry Nomenclature of organic compounds — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry8.1. Organic chemistry Nomenclature of organic compounds1 Mark
MCQ
The $IUPAC$ name of $C{H_3}C{H_2}C(Br) = CH - Cl$ is
  • ✓
    $2-$bromo-$1-$chloro butene
  • B
    $1-$chloro$-2$-bromo-butene
  • C
    $3-$chloro-$2-$bromo butene$-2$
  • D
    None of these
✓

Answer

Correct option: A.
$2-$bromo-$1-$chloro butene
a
$\mathop {\mathop {C{H_3}}\limits_4  - \mathop {C{H_2}}\limits_3  - \mathop {C(Br)}\limits_2  = \mathop {CH}\limits_1  - Cl}\limits_{2{\text{ - bromo      1 - chloro  butene}}} $

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