Catalyst used in the ‘catalytic converter’ employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is__________________? | MCQ Hive

Chemical Engineering

Q Catalyst used in the ‘catalytic converter’ employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is__________________?

A A. Alumina
B B. Platinum
C C. Vanadium pentoxide
D D. Iron oxide

Previous Annealing of cast iron__________________?

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