It readily undergoes substitution by tertiary phosphines and other Lewis - bases .
Unlike some other transition - metal hydrides complexes , HCo ( CO ) is highly acidic , with a pK of 8.5 .
CO readily undergoes substitution by tertiary phosphines and other Lewis - bases .
Unlike some other transition - metal hydrides complexes , HCo ( CO ) is highly acidic , with a pK of 8.5 .