A catalyst is said to be a negative catalyst, if it ___________________?
		A. Retards the rate of reaction
B. Reduces the value of equilibrium constant
C. Does not initiate the reaction
D. All A., B. and C.
		A. Retards the rate of reaction
B. Reduces the value of equilibrium constant
C. Does not initiate the reaction
D. All A., B. and C.
		A. Zero order
B. Third order
C. Consecutive
D. None of these
		A. Constant residence time
B. Variation in extent of reaction and properties of the reaction mixture with time
C. Variation in reactor volume
D. Very low conversion
		A. Photochemical reactions
B. Microbial fermentation reaction
C. Enzyme fermentation reaction
D. Ammonia synthesis reaction
		A. Hydrogenation of oils
B. Gas phase oxidation of SO2 in chamber process
C. Alkylation of hydrocarbons
D. None of these
		A. Single stirred tank (v = 5 litres)
B. Two stirred tank (each of 2.5 litres) in series
C. Stirred tank followed by tubular flow reactor (each of 2.5 litres)
D. Single tubular flow reactor (v = 5 litres)
		A. Most suitable for a second order reaction
B. Most suitable for a reversible reaction
C. Completely self-supporting in its thermal energy requirements
D. Isothermal in nature