UKPSC SSA FSL 2024 Narcotics & Psychotropic Division Question Paper PDF

1. Partition chromatography was developed by

(a) Tsvett

(b) Martin & Synge

(c) Robert Hook

(d) van Deemeter

2. What is correct about Hydrocyanic acid ?

(a) It is present as impurity in fruit juices.

(b) It is present as impurity in edible oil.

(c) It is present as adulteration in perfumes.

(d) Present in all

3. Diphenylamine Reagent test used for

(a) Detection of nitrate

(b) Detection of Hg

(c) Detection of charcoal

(d) Detection of carbonate

4. Which of the following statement is not true for crystal field splitting $(\Delta)$?

(a) The magnitude of $\Delta$ increases with increasing ionic charge of metal ion.

(b) In progressing from 3d to 4d, $\Delta$ increases.

(c) $\Delta$ for a tetrahedral complex will only be about 50% of an octahedral complex.

(d) There is no effect of number of ligands on $\Delta$.

5. Which of the following d-electronic configuration will show Jahn-Teller distortion ?

(a) $d^3$

(b) High spin $d^5$

(c) $d^9$

(d) $d^{10}$

6. For which of the following magnetic susceptibility is negative ?

(a) Paramagnetic and Ferromagnetic material

(b) Paramagnetic material only

(c) Ferromagnetic material only

(d) Diamagnetic material

7. Magnetic material used in data storage devices

(a) $CrO_2$

(b) Iron oxide

(c) Both $CrO_2$ and Iron oxide

(d) None of the above

8. The role of copper salt as co-catalyst in Wacker process is

(a) Oxidation of $Pd[0]$ by $Cu(II)$

(b) Oxidation of $Pd[o]$ by $Cu(I)$

(c) Oxidation of $Pd(II)$ by $Cu(I)$

(d) Oxidation of $Pd(II)$ by $Cu(II)$

9. Write the product of the following reaction :

(a) $R_2$CuLi + (epoxide structure) $\longrightarrow$ (structure with OH and Cu)

(b) $R_2$CuLi + (epoxide structure) $\longrightarrow$ (structure with OH and R)

(c) $R_2$CuLi + (epoxide structure) $\longrightarrow$ (structure with R, R, and epoxide ring)

(d) $R_2$CuLi + (epoxide structure) $\longrightarrow$ (structure with R', R, and epoxide ring)

10. The treatment of PhBr with n-BuLi yields

(a) $2n-BuPh + Br_2 + Li_2$

(b) $PhPh + Octane + 2 LiBr$

(c) $n-BuPh + LiBr$

(d) $PhLi + n-BuBr$

11. Point group of the staggered ferrocene is :

(a) $D_{5d}$

(b) $D_{5h}$

(c) Both the above

(d) None of the above

12. The unpaired electrons of $CrCp_2$ is

(a) 1

(b) 2

(c) 3

(d) 4

13. When cut apples are exposed to oxygen, an enzyme-catalysed reaction causes them to turn brown. They can be prevented from turning brown by coating them with

(a) Baking soda

(b) Milk

(c) Sugar

(d) Lemon juice