List of top Pharmaceutical Analysis Questions asked in GPAT

Polymorphs in pharmaceutical solids are detected by which technique
According to USP Alcohol contains
Which of the following reagents can be used for alkaloid detection
(P) Mayer reagent
(Q) Kedde reagent
(R) Dr4agendoff reagent
(S) Akoholic solution of 2, 4 dinitrophenylhydrazine
C=O stretchings are very strong and easily observable bands in IR spectroscopy. However in the IR spectrum of glucose C=O absorption band is not seen. Why
The mass spectrum of a compound with an approximate MW 137 shows tow equally intense. peaks at m/z 136 and 138. What does the suggest
In the carbon NMR, in what region of the spectrum does one typically observe carbons which are part of the aromatic ring
Antidote for paracetamol overdosing is
Range of C=O stretching in enol is
Which of the following circled hydrogen is most acidic
Identify the structure of barbituric acid
Which of the following will be inert in NMR spectrometry
Match the following
(P)Gypsum salt(1)\(ΚΑΙ(SO_4)_2\cdot 12H_2O\)
(Q)Epson salt(2)\(FeSO_4\cdot7H_2O\)
(R)Alum(3)\(CaSO_4\cdot2H_2O\)
(S)Green vitriol(4)\(MgSO_4\cdot7H_2O\)
What is mechanism of aprotinin
In absorption spectrometry, high values of absorbance values (grater than 1 or 2) tend to give poorer precision because
Karplus curve is associated with which spectroscopy
What is the main different between HPLC and UPLC
Specific conductance unit is_____
If an organic compound does not absorb UV visible radiation it means compound does not contain___
Cyclohexanone exhibits only___peaks in 13CNMR spectrum due to symmetry
The chelate, EDTA4: can described as what type of chelating ligand
Which of the following in termed as mass filter
The source of radiation for FAR IR spectrometer is...
The LOD of an analysis is at the femtogram level. This corresponds to detection at the
Pokrographic method of analysis to obtain indivisual amonuts of $Cu^{2+}$ and $Cd^{2+}$) in a given mixture of the ions ($Cu^{2+}$ and $Cd^{2+}$) is achieved by measuring their .........
A 25.0 mL sample of a solution of a monoprotic acid is titrated with a 0.115 M NaOH solution the titration curve shows equivalence point at 7.05. which of the following indicators would be best for this titration