Analytical Chemistry
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Analytical Chemistry
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25 Questions

1. In MOHR'S method of precipitation titration which indicator is used?
2. Which of following is universal solvent in NMR?
3. In chromatography capacity factor related to
4. 1 Telsa is equal to ______ gauss.
5. Which of following used as precipitating agent for Ca2+ ion in gravimetric analysis?
6. Which solvent is normally used in IR spectroscopy?
7. Intensities in NMR spectrum indicate
8. The length of analytical column is________.
9. Spin quantum number I of 13C is
10. Kirchhoff 's law associated with
11. In HPLC the analytical performance improves when
12. ______________ acid is not used to perform redox titration using KMnO4 in acidic medium.
13. Which of following gas is present in Golay detector?
14. In gel filtration chromatography which compound is elute first?
15. Compound A with formula C2H7N shows the following important bands in the IR spectra: (i) 3423 cm'1 (ii) 3236 cm'1
16. In diazotization titration, reference electrode is
17. All solvents are used to record NMR spectra except:
18. SnCl4 acts as Lewis acid because
19. Splitting of signal in NMR spectrum indicates
20. The number of peaks shown by diethyl ether in an NMR spectrum are is
21. In IR spectra, alkene have C=C stretching at
22. Presence of electronegative atom on NMR spectra cause
23. Toluene shows transition of________ .
24. IP assay of ferrous gluconate tablet is carried out by
25. In refractometry, D line from sodium vapour lamp is used. What is the wavelength of it?

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