Give the action of the Clemmensen reduction on 2-butenal? Organic Chemistry Alkene and Alkyne Addition Reactions Introduction to Reactions and Mechanisms 1 Answer Ernest Z. Dec 31, 2016 See this Socratic answer. Answer link Related questions Why is the product of the addition of #Cl_2# to trans-2-butene a meso compound? What are alkenes and alkynes used for? Why are alkenes and alkynes called unsaturated compounds? Are all alkenes and alkynes unsaturated hydrocarbons? Why are alkenes and alkynes more reactive? How can i dentify the nucleophile and the electrophile in #H-Br# + #HO^-)hArr Br^-#+#H_2O#... Can you explain the mechanism of the reaction (step-by-step) by which the alkene + HBr is... Why are electrophilic addition reactions the characteristic reactions of alkenes? How are synthetic alkynes used for birth control? Why are alkynes less reactive than alkenes in electrophilic addition reactions? See all questions in Introduction to Reactions and Mechanisms Impact of this question 1325 views around the world You can reuse this answer Creative Commons License