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Which of the following statements is/are not correct?
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A catalyst is a substance that may increase or decrease the speed of reaction. It may be added from outside and sometimes may be produced during the reaction. Catalysts are not consumed, they are recycled. Often only tiny amounts are required. A catalyst does not take part in the reaction and it will not take part in the product.
The enzymes in saliva, for example, are catalysts in digestion. I
n chemistry, a substance that causes a chemical reaction to occur but is not itself involved in the reaction.
Hence, options and are correct options.
Hence, options and are correct options.
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Question 2
In presence of acetanilide, the rate of decomposition of reduced. Acetanilide is called a positive catalyst.
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| Question Text | Which of the following statements is/are not correct? |
| Answer Type | Text solution:1 |
| Upvotes | 151 |
