Which of these is incorrect
A. Some times physical adsorption pass over to chemisorption on increasing the temperature of the system.
B. Oxygen is adsorbed on charcoal but on desorption it also releases CO and CO2
C. Only lighter gases show physical adsorption at low temp.
D. Activation energy of chemisorption > activation energy of physical adsorption
Answer:C
Which of these is incorrect
A. Some times physical adsorption pass over to chemisorption on increasing the temperature of the system. B. Oxygen is adsorbed on charcoal but on desorption it also releases CO and CO2 C. Only lighter gases show physical adsorption at low temp. D. Activation energy of chemisorption > activation energy of physical adsorption