Praxis II Middle School Content Knowledge Test Prep

Category - Praxis Middle School Content Knowledge Practice Test

Which of the following compounds contains a double bond?
  1. C2H6
  2. C2H4
  3. C3H8
  4. CH4
  5. C4H10
Explanation
Answer: C2H4

Hydrocarbons with the formula CnH2n contain double bonds. The only compound with this formula, C2H4, must contain a double bond.
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