Table 10: Effect of different promoterson the catalytic performance of 50%Fe/50%Mn/5 wt% catalyst.

PromoterCO conversion (%)Selectivity (%)

Rb 69.0 48.1 19.8 8.5 2.8 6.5
Mg 76.4 50.7 17.0 7.2 2.1 4.1
Li 73.2 45.9 18.5 7.4 1.7 11.8
K 75.5 46.3 15.8 6.0 1.5 15.2