SSC MTS EXAM

SSC

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A scientist uses a computer software to improve catalytic converters in cars. What type of research is used?
A
Basic research
B
Applied research
C
Technological development
D
None of the above
Explanation: 

Detailed explanation-1: -A catalytic converter uses a chamber called a catalyst to change the harmful compounds from an engine’s emissions into safe gases, like steam. It works to split up the unsafe molecules in the gases that a car produces before they get released into the air.

Detailed explanation-2: -Catalytic converters have expensive metals namely platinum-palladium and rhodium as the catalysts, are fitted into automobiles for reducing emission of poisonous gasses.As the exhaust passes through the catalytic converter, unburnt hydrocarbons are converted into carbon dioxide and nitrogen gas, respectively.

Detailed explanation-3: -The catalyst used in the converter is mostly a precious metal such as platinum, palladium, and rhodium. Platinum is used as a reduction catalyst and as an oxidation catalyst. Although platinum is a very active catalyst and widely used, it is very expensive and not suitable for all applications.

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