Physical Chemistry [CSIR (Council of Scientific & Industrial Research) Chemical Sciences]: Questions 11 - 16 of 337
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Question 11
Appeared in Year: 2015
Question MCQ▾
Correct from for simple Langmuir isotherm is:- (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 12
Appeared in Year: 2012
Question MCQ▾
Suppose ground stationary state of harmonic oscillator with force constant k is given by - = exp . Then, A should depend on k as – (December)
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 13
Appeared in Year: 2015
Question MCQ▾
In a photochemical reaction, radical are formed according to the equation.
of light absorbed, rate of overall reaction is proportional to (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | I | |
b. | ||
c. | ||
d. | ] |
Question 14
Appeared in Year: 2014
Question MCQ▾
For non-dissociative Langmuir type adsorption of a gas on a solid surface at a particular temperature, fraction of surface coverage is 0.6 at 30 bar. Langmuir isotherm constant (in ) at this temperature is (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | 0.05 | |
b. | 0.02 | |
c. | 2.0 | |
d. | 5.0 |
Question 15
Question MCQ▾
Concentration of a reactant decreases linearly with time. What is order of reaction? (CSRD MHRD Sample Paper Question)
Choices
Choice (4) | Response | |
---|---|---|
a. | 1 | |
b. | Fraction | |
c. | 0 | |
d. | 2 |
Question 16
Appeared in Year: 2013
Question MCQ▾
Rate constant of a unimolecular reaction was and at T = 120 k and T = 360 k. Rate constant (in s-1) at 240k would be (December)
Choices
Choice (4) | Response | |
---|---|---|
a. | 2.4 × 10 - 1 | |
b. | 1.8 × 10 - 3 | |
c. | ||
d. |