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CAIE A-Level Chemistry AS 14.1.5 The General Unreactivity of Alkanes Questions

Practise explaining alkane unreactivity using the strength of C–H bonds and the low polarity of C–H bonds and alkane molecules in CAIE 9701 questions.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • explain alkane unreactivity by citing strong C–H and C–C bonds with high bond energies
  • explain why polar reagents do not readily attack alkanes because C–H bonds and molecules have little polarity

CAIE A-Level Chemistry AS 14.1.5 The General Unreactivity of Alkanes Questions question 1

[Maximum number: 2]

The alkanes are a homologous series of organic molecules. Alkanes are generally unreactive and are commonly used as fuels.

Give two reasons to explain the general unreactivity of alkanes.

1

2

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