Catalytic converters made of palladium reduce automobile pollution by catalyzing


Asked by maham237 @ in Chemistry viewed by 312 People


Catalytic converters made of palladium (Pd) reduce automobile pollution by catalyzing the reaction between unburned hydrocarbons and oxygen. How does Pd increase the rate of this reaction?
A: By cooling the reactants
B: By splitting the oxygen atoms
C: By giving the hydrocarbons a negative charge
D: By decreasing the activation energy

Answered by maham237 @



Almost all catalysts work by lowering the activation energy of the reaction with no change in the free energy of the reaction

- So in this case we can say that palladium reduce automobile pollution by catalyzing the reaction between un-burned hydrocarbons and oxygen :

D. by decreasing the activation energy

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