Pharmaceutical Analysis MCQ question and answer

1

The radio frequency radiation is associated with

A) Light consisting of one color only B) Nuclear magnetic resonance C) Gas chromatography D) Non-aqueous titration

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Answer & Solution

Answer: Option B

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2

Detector used specifically in gas chromatography for halogen containing compounds is

A) Electron capture detector B) Flame ionization detector C) Katharometer D) Thermal conductivity detector

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Answer & Solution

Answer: Option A

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3

Bathochromic shift is also called as

A) Yellow shift B) Blue shift C) Red shift D) Green shift

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Answer & Solution

Answer: Option C

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4

Xenon arc lamp is the source of light in

A) Spectroflurometer B) IR spectrometer C) Flame photometer D) Calorimeter

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Answer & Solution

Answer: Option A

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5

Electron donating groups like NH₂ and OH

A) Increase fluorescence B) Destroy fluorescence C) Decrease fluorescence D) No

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Answer & Solution

Answer: Option A

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6

Inamperometric titrations one of the following is kept constant

A) Current B) Resistance C) Voltage applied D) Conductance

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Answer & Solution

Answer: Option A

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7

Reverse phase liquid chromatography means

A) The stationary phase is polar compound and the mobile phase is a non-polar solvent B) The direction of flow of the mobile phase is reversed C) The stationary phase is a non-polar compound and the mobile phase is a polar solvent D) Pre-derivatisation is done to less polar compound

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Answer & Solution

Answer: Option C

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8

Decrease in fluorescence intensity due to:

A) Change in pH B) Presence of halides and O₂ C) Presence of heavy metals D) All the above

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Answer & Solution

Answer: Option D

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9

Non destructive detector used in GLC is

A) Electron capture detector B) Photo ionization detector C) Thermal conductivity detector D) Flame ionization detector

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Answer & Solution

Answer: Option C

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10

Which of the following mass analyzers have a wide mass range and can be very accurate in their mass measurements?

A) Time of flight B) Ion trap C) Quadrupole D) Both A and C

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Answer & Solution

Answer: Option A

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Pharmaceutical Analysis MCQ question and answer | Pharmacy MCQ question