Multiple choice The catalyst used for the hydrogenation of vegetable oils is raney nickel hopcalite aliquat 336 cerium (IV) oxide Reveal answer Fill a bubble to check yourself A Correct answer Explanation Raney nickel is a solid catalyst composed of fine grains of a nickel-aluminium alloy, used in many industrial processes. It is used as an catalyst for the hydrogenation of vegetable oils in industrial processes.