Pharmaceutical Analysis PYQs – Set 83
Subject : Pharmaceutical Analysis
1641. In a HPLC, a RI detector is a –––––––––– detector and is limited to ––––– elution
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1642. At which pH phenolphthalein is pink coloured
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1643. In a magnetic field, nuclear dipoles (nuclear spins with a spin quantum number of 1/2)
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1644. Which of the following quantities is not changed at a different magnetic field strength
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1645. Which of the following is NOT a hallucinogen
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1646. Which of the following is a distinguishing test between monosaccharides and disaccharides
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1647. The purpose of shimming is to
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1648. Chemical shifts originate from
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1649. C₆H₇BrNO shows peaks in PMR (δ, ppm) as 9.89 (s, 1H), 7.88 (s, 1H, J = 7.2 Hz), 7.45 (d, 1H, J = 7.2 Hz), 1.77 (m, 1H, J = 7.0 Hz), 7.12 (d, 1H, J = 7.0 Hz), 2.06 (s, 3H). It is
Pharmaceutical Analysis • • NIPER 2018
1650. Two monochromators positioned at right angles is a characteristic of which instrument
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1651. Which of the following is the weakest intermolecular force
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1652. Which of the following might cause an increase in the fluorescence properties of a molecule
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1653. Match the types of stomata with families they are found
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1654. The NMR signal from a proton that has three proton neighbours, equivalent to each other but different from itself, will be split into a
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1655. The energy associated with infra red is enough to make
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1656. Which of the following is used in electron microscope
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1657. Which one of the following compounds does not absorb light in the UV/visible spectrum
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1658. Which of the following would not be a mobile phase for reversed phase liquid chromatography
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1659. Which one is not soft/ambient ionization technique
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1660. Liebermann-Burchard reaction uses the reagent as ––––––– for detection of sterol in chloroform solution.
Pharmaceutical Analysis • • NIPER 2018
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