Catalytic converters, which are fitted into automobiles for reducing the emission of poisonous gases possess which of the following metals as catalyst ?
A
Platinum-Palladium
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B
Rhodium
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C
Lead
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D
Both (a) and (b)
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Solution
The correct option is D Both (a) and (b)
Catalytic converters have costly metals like platinum-palladium and rhodium as catalysts.
Exhaust gases first pass through catalytic converters and get filtered.