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प्रश्न
Define the term Inhibition.
उत्तर
The phenomenon in which the rate of a chemical reaction is reduced by an inhibitor is called inhibition.
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संबंधित प्रश्न
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.
What do you mean by activity and selectivity of catalyst?
Write a note on catalytic poison.
Explain the intermediate compound formation theory of catalysis with an example.
What is the difference between homogeneous and heterogeneous catalysis?
Describe the adsorption theory of catalysis.
Zeigler-Natta Catalyst is ______.
Match List - I with List - II.
List - I | List - II | ||
(Processes/Reactions) | (Catalyst) | ||
(A) | \[\ce{2SO2(g) + O2(g) -> 2SO3(g)}\] | (I) | Fe(s) |
(B) | \[\ce{4NH3 (g) + 5O2(g) -> 4NO(g) + 6H2O (g)}\] | (II) | Pt (s) - Rh (s) |
(C) | \[\ce{N2(g) + 3H2(g) -> 2NH3(g)}\] | (III) | V2O5 |
(D) | \[\ce{Vegetable oil (l) + H2 -> Vegetable ghee (s)}\] | (IV) | Ni (s) |
Choose the correct answer from the options given below:
In preparation of sulphuric acid from sulphur dioxide in lead chamber process. What substance is used as a catalyst?