CBSE Class 10 Answered
what is catalyst.what is its need.explain
Asked by | 27 Sep, 2012, 02:11: PM
Expert Answer
A catalyst is a substance which causes the process of catalysis. Catalysis is the change in rate of a chemical reaction due to the participation of a substance called a catalyst. Unlike other reagents that participate in the chemical reaction, a catalyst is not consumed by the reaction itself. A catalyst may participate in multiple chemical transformations.
These days catalyst are used in almost every field like petroleum industry use catalyst for energy processing ,food processing, prepration of various chemicals
Answered by | 27 Sep, 2012, 03:08: PM
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