Multiple choice Identify the unmatched pair. Wilkinson’s catalyst - Ph3RhCl/Et3Al Lindlar catalyst - PtO2 Lazier’s catalyst - Cu2Cr2O5 Vaska's complex - IrCl(CO)(PPh3)2 Adkins catalyst - Cr/CuO Reveal answer Fill a bubble to check yourself B Correct answer Explanation Lindlar catalyst is the combination of Pd/CaCO3/PbO. PtO2 is the Adam’s catalyst.