Deduce the products of adding hydrogen to alkenes and alkynes with a nickel catalyst, recognise this as a reduction that lowers the degree of unsaturation, and write balanced equations including the alkene stage for alkynes.
Pent-2-ene undergoes a range of addition reactions. Which reagent and product are correctly matched? A. Reagent HX2, product pent-1-ene B. Reagent BrX2, product 2,3-dibromopentane C. Reagent HX2O, product pentan-1-ol D. Reagent HBr,…