List of practice Questions

Which of the following compounds has the most signals in the noise-decoupled \( ^{13}C \) NMR spectrum?
Which of the following is the strongest activating group in electrophilic aromatic substitution reactions?
Aluminium tertiary butoxide in ethanol as solvent is used in:
Calcium channel blockers can be divided into three classes based on their chemical structure. Which of the following is NOT a class of calcium channel blockers?
The term that describes spreading of cancer is:
Which is India's first public sector enterprise?
Which is NOT used in the treatment of asthma?
Ketone on reduction gives:
Phototoxicity is shown by all EXCEPT:
Which functional group is likely to be present in a molecule that has peaks in the infrared spectrum at 1000-1250 cm\(^{-1}\) (strong), but does not have peaks at 3200-3650 cm\(^{-1}\) or 1630-1820 cm\(^{-1}\)?
Which of the following is NOT an antifungal agent?
Which of the following vitamins is fat-soluble?
Attention deficit hyperactivity disorder (ADHD) may be treated with behavior management, educational programs, parental counseling, and medications. Which of the following medications is NOT generally used in the treatment of ADHD in children?
Reversible uncompetitive enzyme inhibition occurs when the inhibitor binds to:
Systemic clearance (CLs) is related with:
The observations of a study on drug hydrolysis were plotted as the logarithm of the amount of drug remaining (Y-axis) against time (X-axis) and found to be linear. What might be the correct inference?
What is the relationship between the following two structures? \begin{center} \includegraphics{139.png} \end{center}
Who is the Health Minister of India (Health & Family Welfare Department)?
Furan is aromatic. What is the value of Hückel's \( n \) in it?
In AAS, ionization of analyte atoms in flame/plasma can be suppressed by:
Nuclei having either the number of protons or neutrons as odd have ______ spin.
Only what percentage of the effluent of liquid chromatography must be introduced into the mass spectrometer?
Which feature in the \( ^1H \) NMR spectrum provides information about the electronic environment of the protons in a compound?
Which gas is used as a carrier in Gas Chromatography?
Which technique is used to determine the particle size of a pharmaceutical suspension?