List of top Questions asked in TANCET

What does a negative value of $\sigma$ signify for a substituent?
Calculate the $\log P$ value for the structure shown; $\log P$ for benzene = 2.13; $\pi$(OH) = -0.67; $\pi$(CH$_3$) = 0.52 Calculate the log P value for the structure shown; log P for benzene = 2.13; π(OH) = -0.67;
Kupffer cells are found in:
Which of the following is one of the rules in Lipinski’s rule of five?
Which of the following statements is untrue when comparing 3D QSAR with conventional QSAR?
What does the symbol \( P \) represent in a QSAR equation?
Which of the following is not true about the guard column used in liquid chromatography?
Which of the following techniques would be most useful to identify as well as quantify the presence of a known impurity in a drug substance?
Which of the following is not true about Hydraulic capacitance flow control system used in HPLC?
Which of the following HPLC detectors is used as a bulk property or general-purpose detector?
The phenomenon of expression of only one allele of an immunoglobulin gene in lymphocytes is known as
Where does inhibitor bind on enzyme in mixed inhibition?
Atracurium is used intravenously as a neuromuscular blocker. 
tracurium is used intravenously as a neuromuscular blocker
 The molecule undergoes a chemical degradation at slightly alkaline pH. What is the name of this reaction?
In reverse phase chromatography, the stationary phase is made by
Which of the following cannot be done to reduce ripple in High-pressure liquid chromatography?
In the DLVO theory of colloids, normal thermal motion may be sufficient to overcome the energy barrier that leads to irreversible particle aggregation. Which one of the following is the name of this energy barrier?
Differential staining property of Gram staining is due to
In Gram staining, if some bacteria retain the crystal violet stain after alcohol treatment, then the bacteria is
Which of the following grafts is transplanted between two genetically different individuals of the same species?
Mycoplasma are different from other prokaryotes by
Which of the following will improve the efficiency of the separation process in liquid chromatography?
A drug suspension decomposes by zero-order kinetics with a rate constant of \(2 \, \text{mg} \, \text{mL}^{-1} \, \text{month}^{-1}\). If the initial concentration is \(100 \, \text{mg} \, \text{mL}^{-1}\), what is the shelf life (\(t_{10\%}\))?
A tablet to treat a headache must first be dissolved in water before swallowing. Which one of the following best describes this type of tablet?
Simple syrup is a saturated solution of:
Which one of the following parameters of the finished product is NOT influenced by the selection of size reduction equipment?