Organic ChemistryDiagram

Alkane Structures — Structural Diagrams

Part of AlkanesGCSE Chemistry

This diagram covers Alkane Structures — Structural Diagrams within Alkanes for GCSE Chemistry. Topic 38: Alkanes It is section 4 of 12 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

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Section 4 of 12

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20 questions

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📊 Alkane Structures — Structural Diagrams

Methane CH₄ C H H H H Ethane C₂H₆ C C General Formula CₙH₂ₙ₊₂ All single bonds = SATURATED (can't hold more hydrogen)

The first four alkanes. Notice each carbon forms 4 bonds — either to other carbons or to hydrogens.

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Practice Questions for Alkanes

What is the general formula for the alkane homologous series?

  • A. CₙH₂ₙ
  • B. CₙH₂ₙ₋₂
  • C. CₙHₙ
  • D. CₙH₂ₙ₊₂
1 markfoundation

Explain why the boiling point of alkanes increases as the chain length increases.

3 marksstandard

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