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प्रश्न
Define the term Catalysis.
उत्तर
The phenomenon of increasing the rate of a chemical reaction with the help of a catalyst is known as catalysis.
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संबंधित प्रश्न
Define the term Inhibition.
Mixture of iodine and sodium sulphate is separated by ____________.
In the reaction, \[\ce{H2O2_{(aq)} ->[I^-_{( aq)}] H2O_{(l)} + \frac{1}{2} O2_{(g)}}\] iodide ion acts as ____________.
171 g of sucrose on hydrolysis gives ____________ mole(s) of glucose.
(Atomic wt: C = 12, H = 1, O = 16)
Which of the following is the INCORRECT match?
The H+ ion in the hydrolysis of sucrose acts as ____________.
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 |
Match the following.
| Column I | Column II |
| A) Pure nitrogen | (i) Chlorine |
| B) Haber process | (ii) Sulphuric acid |
| C) Contact process | (iii) Ammonia |
| D) Deacons Process | (iv) sodium azide (or) Barium azide |
Which of the following is the correct option?
What are enzymes?
Write a brief note on the mechanism of enzyme catalysis.
Write a note on catalytic poison.
What is the difference between homogeneous and heterogeneous catalysis?
Describe the adsorption theory of catalysis.
Zeigler-Natta Catalyst is ______.
Match the catalysts to the correct processes:
| Catalysts | Process | ||
| (A) | TiCl4 | (i) | Wacker process |
| (B) | PdCl2 | (ii) | Ziegler - Natta polymerization |
| (C) | CuCl2 | (iii) | Contact process |
| (D) | V2O5 | (iv) | Deacon's process |
In preparation of sulphuric acid from sulphur dioxide in lead chamber process. What substance is used as a catalyst?
