‘It results due to change in structure of the catalyst. An example of this poison is that, when SO2- air mixture along with moisture is passed over platinum-aluminium catalyst, the water affects the structure of alumina carrier’.
A. Deposited poison
B. Chemisorbed poison
C. Selectivity poison
D. Stability poison
Answer:D
‘It results due to change in structure of the catalyst. An example of this poison is that, when SO2- air mixture along with moisture is passed over platinum-aluminium catalyst, the water affects the structure of alumina carrier’.
A. Deposited poison B. Chemisorbed poison C. Selectivity poison D. Stability poison