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4 cards from this section. Quick, good the night before a test.
What happens when hydrogen is added to an alkyne?
Think about how the triple bond is affected.
Define Markovnikov's Rule.
Consider which part of HX is more positive.
What type of compound is formed when an alkyne undergoes hydrogenation?
Consider how many hydrogens are added.
True or False: Halogenation of alkynes results in the addition of halogens across the triple bond.
Visualize how the halogens are connected.
Explain how the use of a poisoned catalyst can alter the hydrogenation of alkynes. Provide an example.
Consider what happens when you don't use a poisoned catalyst.
Discuss the different products formed when unsymmetrical alkynes react with HBr. Provide equations for both major and minor products.
Focus on where the bromine and hydrogen attach!
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