Skip to content
Toolyard
PDF
Image
Video & Audio
Units
Calculators
Text
Timers & Random
Device Tests
Games
Sequences
Chemistry
Biology
Finance
Engineering
Developer
Simulations
Guides
Formulas and stoichiometry: Organic Chemistry Free Practice Problems & Quiz Questions
All topics
Functional groups
Formulas and stoichiometry
Reactions and mechanisms
Structure and bonding
Physical properties and acidity
NMR and IR spectroscopy
What is the molecular formula of an acyclic alkene with 2 carbon atoms?
C₂H₅
C₂H₆
C₂H₂
C₂H₄
Next question
Start a practice exam (10 questions)