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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
Name the alkene with molecular formula ${C_{10}}{H_{20}}$
  • A
    Dodecene
  • B
    Undecene
  • ✓
    Decene
  • D
    Heptene
✓

Answer

Correct option: C.
Decene
c
$^{10}CH _3- ^{9}CH _2- ^{8}CH _2- ^{7}CH _2- ^{6}CH _2- ^{5}CH _2-^{4} CH _2- ^{3}CH _2- ^{2}CH = ^{1}CH _2$

Decene

Choose the longest chain and replace 'ane' of Decane with "ene" due to presence of double bond.

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