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प्रश्न
What are enzymes?
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उत्तर
Enzymes are complex protein molecules with three-dimensional structures. They catalyse the chemical reaction in a living organism. They are often present in a colloidal state and extremely specific in catalytic action.
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संबंधित प्रश्न
Define the term Catalysis.
Mixture of iodine and sodium sulphate is separated by ____________.
171 g of sucrose on hydrolysis gives ____________ mole(s) of glucose.
(Atomic wt: C = 12, H = 1, O = 16)
Which one of the following is an example for homogeneous catalysis?
Match the following.
| Column I | Column II |
| A) V2O5 | (i) High density polyethylene |
| B) Ziegler – Natta | (ii) PAN |
| C) Peroxide | (iii) NH3 |
| D) Finely divided – Fe | (iv) H2SO4 |
Write a brief note on the mechanism of enzyme catalysis.
What do you mean by selectivity of catalyst?
What is the difference between homogeneous and heterogeneous catalysis?
Zeigler-Natta Catalyst is ______.
In preparation of sulphuric acid from sulphur dioxide in lead chamber process. What substance is used as a catalyst?
