Organic Chemistry Nomenclature Quiz

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Questions and Answers

Which of the following is a group functional in organic compounds?

  • Exercices10.1
  • Structure
  • CH3 (correct)
  • 10

Which family of organic compounds does CH3 belong to?

  • Alcohols
  • Aldehydes
  • Alkanes (correct)
  • Alkenes

Which of the following is the IUPAC name for the given molecule: (CH3)2CHCH2CH2CH3?

  • 3-ethylpentane
  • 2-ethylpentane
  • 2-methylpentane (correct)
  • 3-methylpentane

What is the semi-developed structural formula for the compound 2,2,4-trimethylpentane?

<p>CH3CH(CH3)CH(CH3)CH2CH3 (A)</p> Signup and view all the answers

What are the primary and secondary carbons in the compound 4-ethyl-2,3-dimethylheptane?

<p>Primary: 4th carbon; Secondary: 2nd and 3rd carbons (B)</p> Signup and view all the answers

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Study Notes

Organic Compounds

  • A functional group is a specific group of atoms within a molecule that determines the molecule's reactivity and function in organic compounds.

Alkyl Groups

  • CH3 is an alkyl group, specifically a methyl group.

IUPAC Nomenclature

  • The IUPAC name for the molecule (CH3)2CHCH2CH2CH3 is 2,2-dimethylpentane.

Structural Formulae

  • The semi-developed structural formula for the compound 2,2,4-trimethylpentane is (CH₃)â‚‚CHCHâ‚‚C(CH₃)â‚‚CH₃.

Carbon Atoms

  • In the compound 4-ethyl-2,3-dimethylheptane:
    • Primary carbons are those bonded to only one other carbon atom.
    • Secondary carbons are those bonded to two other carbon atoms.
    • The primary carbons are C1, C4, and C7.
    • The secondary carbons are C2, C3, and C5.

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