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Some Basic Concepts of Organic Chemistry question

2010 · Q64
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Some Basic Concepts of Organic Chemistry question

2010 · Q64

NEETChemistrySome Basic Concepts of Organic ChemistryMCQ+4 / −1
The IUPAC name of the compound
CH3CH===CHC≡\equiv≡CH is
  1. A
    pent-4-yn-2-ene
  2. B
    pent-3-en-1-yne
  3. C
    pent-2-en-4-yne
  4. D
    pent-1-yn-3-ene
View written solutionFree

Correct answer: B

AIPMT 2010 Mains Chemistry - Some Basic Concepts of Organic Chemistry Question 71 English Explanation


If a molecule contains both carbon-carbon double or triple bonds, those two are treated as per in seeking the lowest number combination. However, if the sum of numbers turns out to be the same starting from either of the carbon chain, then lowest number is given to the C = C double bond.
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