Pharmacy Freak Editorial Team

Preparative HPLC principles MCQs With Answer Introduction: Preparative HPLC is a cornerstone technique in M.Pharm programs for isolating and purifying drug candidates, impurities, and synthetic intermediates at milligram-to-kilogram scale. This quiz set focuses on the core principles needed to design, scale, and optimize preparative separations: column selection and packing, loadability, solvent choice, gradient scaling, mass-transfer … Read more

Introduction: This quiz set on Chiral analysis of pharmaceuticals by HPLC is designed for M.Pharm students studying Advanced Instrumental Analysis (MPA 201T). It covers theory and practical aspects of chiral separation using HPLC: chiral stationary phases, mobile-phase strategies (normal-, reversed- and polar-organic modes), chiral mobile-phase additives, indirect derivatization methods, detection techniques, and critical chromatographic parameters … Read more

Introduction: Hydrophilic Interaction Liquid Chromatography (HILIC) has become an essential technique in the M. Pharm curriculum for analyzing polar and highly hydrophilic drug molecules, metabolites, and formulation excipients that are poorly retained by reversed-phase HPLC. This blog-style MCQ set focuses on HILIC principles, stationary phases (silica, zwitterionic, amide, diol), retention mechanisms (partitioning into a water-enriched … Read more

Revised phase chiral method development MCQs With Answer This question set is designed for M.Pharm students to strengthen practical and theoretical understanding of chiral method development in reversed-phase chromatography. The focus is on advanced instrumental considerations: chiral stationary phases, mobile phase composition and modifiers, retention and selectivity optimization, detection challenges, and method validation for enantiomeric … Read more

Chiral separations using CSPs MCQs With Answer Chiral separations are essential in pharmaceutical analysis because enantiomers can differ dramatically in pharmacology and safety. This quiz collection focuses on chiral stationary phases (CSPs) used in liquid and gas chromatography, covering principles of chiral recognition, common CSP families (polysaccharide derivatives, macrocyclic antibiotics, cyclodextrins, Pirkle-type and ligand-exchange), method … Read more

Immobilized Polysaccharide CSPs MCQs With Answer Introduction: This set of MCQs is designed for M.Pharm students studying Advanced Instrumental Analysis (MPA 201T) to deepen understanding of immobilized polysaccharide chiral stationary phases (CSPs). The questions cover chemistry of polysaccharide selectors (cellulose, amylose derivatives), immobilization chemistries, mechanisms of chiral recognition (H‑bonding, π–π, steric effects), solvent compatibility, column … Read more

Introduction This quiz collection on Ultra and Nano-Liquid Chromatography is designed for M.Pharm students studying Advanced Instrumental Analysis (MPA 201T). It focuses on principles, instrumentation, column technology, method transfer, and LC–MS interfacing specific to UHPLC and nano‑LC. Questions emphasize practical aspects such as particle size effects, high-pressure operation, nanospray ionization, extra‑column effects, trapping strategies, and … Read more

Introduction: HPLC method development MCQs With Answer is a focused quiz set designed for M.Pharm students studying Advanced Instrumental Analysis (MPA 201T). These multiple-choice questions cover core and advanced concepts in reversed-phase and other HPLC modes, addressing mobile phase selection, stationary phases, retention mechanisms, buffer choice, gradient vs isocratic strategies, system suitability, method validation and … Read more

Introduction: Sample preparation is a critical step before high-performance liquid chromatography (HPLC) analysis, directly influencing accuracy, precision, and instrument performance. This blog provides focused multiple-choice questions on sample preparation techniques commonly required for HPLC in pharmaceutical analysis, including filtration, centrifugation, protein precipitation, liquid–liquid extraction, solid-phase extraction (SPE), dilution/reconstitution strategies, solvent compatibility, and sample stability. The … Read more

Introduction: HPLC troubleshooting techniques MCQs With Answer is designed for M.Pharm students preparing for Advanced Instrumental Analysis. This concise quiz set focuses on practical problems encountered in liquid chromatography — from baseline instability, pressure fluctuations and peak distortion to detector and column-related faults. Each question targets diagnostic reasoning and corrective actions used in routine laboratory … Read more