Interdisciplinary Topics [CSIR (Council of Scientific & Industrial Research) Chemical Sciences]: Questions 1 - 4 of 5
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Question 1
Appeared in Year: 2013
Question MCQ▾
Michael Faraday observed that colour of colloidal suspension of gold nanoparticle changes with size of nanoparticles this is because- (Dec)
Choices
Choice (4) | Response | |
---|---|---|
a. | Gold forms complex with the solvent. | |
b. | Gold in nanocrystalline form undergoes transmutation to other elements | |
c. | Colloidal suspension diffract right. | |
d. | Band gap of gold changes with size of nanoparticle |
Question 2
Appeared in Year: 2014
Question MCQ▾
The spectrum of shows:- (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | Singlet for a trigonal pyramidal structure. | |
b. | Doublet and triplet for a T-shaped structure. | |
c. | Singlet for a trigonal planar structure. | |
d. | Doublet and singlet for a T-shaped Structure. |
Question 3
Question Match List-Ⅰ List-Ⅱ▾
Correct match of the drugs in Column P with the type of drug in Column Q is
List-Ⅰ (Column P) | List-Ⅱ (Column Q) |
---|---|
(A) Paracetamol | (i) Antipyretic |
(B) Phenobarbitone | (ii) Sedative |
(C) Chloroquine | (iii) Antimalarial |
Choices
Choice (4) | Response | |
---|---|---|
| ||
a. |
| |
b. |
| |
c. |
| |
d. | All of the above |
Question 4
Appeared in Year: 2016
Question Match List-Ⅰ List-Ⅱ▾
Match the metal given in column A with its medicinal use as a compound in column B (June)
List-Ⅰ (Column-I) | List-Ⅱ (Column-II) |
---|---|
(A) | (i) MRI contrast agent |
(B) | (ii) Cancer |
(C) | (iii) Arthritis |
(D) | (iv) Maniac depression |
Choices
Choice (4) | Response | |
---|---|---|
| ||
a. |
| |
b. |
| |
c. |
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d. |
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