Maleic acid on catalytic reduction gives:

Acetoxime on catalytic reduction gives:

A compound 'A' decolourises bromine water and it undergoes catalytic reduction to give decalin. When 'A' Treated with how conc. Potassium permanganate and acidification gives cis-cyclohexane-1,2-dicarboxylic acid and oxalic acid. Compound 'A' is

n-Propylamine can be prepared by catalytic reduction of:

2-Butyne on catalytic reduction with Lindlar's catalyst gives mainly .......... product.