For a solid catalysed chemical reaction, the effectiveness of solid
catalyst depends upon the __________ adsorption.
(A) Physical
(B) Chemical
(C) Both (A) and (B)
(D) Neither (A) nor (B)
catalyst depends upon the __________ adsorption.
(A) Physical
(B) Chemical
(C) Both (A) and (B)
(D) Neither (A) nor (B)