9.3.4 - Preparation
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Practice Questions
Test your understanding with targeted questions
What is the general formula for alkenes?
💡 Hint: Count the number of carbon atoms and see how many hydrogens are related to that.
Name one method for preparing alkenes from alkynes.
💡 Hint: Think about what happens when you add hydrogen to ethyne.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the general formula for alkenes?
💡 Hint: Consider how many hydrogen atoms are lost relative to alkanes.
True or False: Alkenes can be prepared from vicinal dihalides.
💡 Hint: Think about the structure of vicinal dihalides.
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Challenge Problems
Push your limits with advanced challenges
Propose a synthesis pathway to form 1-butene starting from 2-bromobutane.
💡 Hint: Consider the elimination step and the position of the double bond.
Explain the significance of using Lindlar’s catalyst in forming cis-alkenes.
💡 Hint: Think about how catalyst choice influences the product's chemical properties.
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Reference links
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