What does a catalytic converter convert and where does it go?
GeneralClass 10CBSEAnswered 25 May 2026
Answer
| Input (harmful) | Output (less harmful) |
|---|---|
| Carbon monoxide (CO) | Carbon dioxide (CO₂) |
| Hydrocarbons (HC) | CO₂ + Water (H₂O) |
| Nitrogen oxides (NOx) | Nitrogen (N₂) + Oxygen (O₂) |
Location: sits in the exhaust pipe between the engine and the muffler, positioned close to the engine because it needs to reach ~400°C to work effectively.
The honeycomb structure inside provides maximum surface area contact with the platinum, palladium, and rhodium catalyst coating.
Note on theft: catalytic converters contain precious metals worth significant money their theft is a widespread problem in many countries.
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