platinum is used as a catalyst to break down harmful gases in car exhaust into less harmful gases. Which statement best describes platinum in this use

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21-06-2017
Chemistry

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platinum is used as a catalyst to break down harmful gases in car exhaust into less harmful gases. Which statement best describes platinum in this use

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dec77cat dec77cat · Answer 1 · 2017-06-21T21:11:57+02:00

dec77cat dec77cat

21-06-2017

The platinum catalyst is intended for decrease the toxicity of combustion gases.
2CO + O₂ = CO₂
2NO = N₂ + O₂
2NO₂ = N₂ + 2O₂
But at the same time the carbon dioxide - greenhouse gas is formed.

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KeArion KeArion · Answer 2 · 2022-04-10T14:47:11+02:00

KeArion KeArion

10-04-2022

Answer:

Hydrogen peroxide decomposes by using an aqueous iodide ion catalyst.

Explanation:

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