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vehicles treated with catalytic converte...

vehicles treated with catalytic converter should use lead free petrol because

A

lead enhances the activity of catalytic converter

B

lead inactivates the catalyst

C

lead oxidises the hydrocarbons

D

lead attracts pollutants from air

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The correct Answer is:
B
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Assertion : Through the use of catalytic converters, unburnt hydrocarbons are changed into carbon monoxide which in turn is changed into nitrogen oxides and water. Reason : Motor vehicles equipped with catalytic converters should use leaded petrol to protect the catalyst from degradation.

Read the following five statements (A to E) and select the option with all correct statements: (A) Motor vehicles equipped with catalytic converter should use unleaded petrol. (B) Proper maintenance of automobiles along with use of lead-free petrol or diesel can reduce the pollutants they emit. (C) According to Central Pollution Control Board (CPCB), particulate size 10 micrometers or less in diameter are responsible for causing the greatest harm to human health. (D) Catalytic convertres, having expensive metals namely platinum-palladium and rhodium as the catalysis, are fitted into automobiles for reducing emission of poisonous gases. (E) In India, the Air (Prevention and Control of Pollution) Act came into force in 1987.

(A) : Motor vehicles equipped with catalytic converter should use unrelated petrol. (R) : Lead in petrol inactivates the catalyst.

Motor vehicles equipped with catalytic converter are advised to use unleaded petrol because

Catalytic converters are used in

The automobule with catalytic converter must use unleaded gasoline because :

Metals used in catalytic converters are -

In vehicles, catalytic converters are used to

In vehicles, catalytic convertors are used:-

Catalytic converter is used in automobiles

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