UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Alcohols and Phenols#Phenols646Choose the best answerIf phenol is treated with 3 moles of conc. HNO₃ in the presence of H₂SO₄ what will be the product? (UHS MDCAT 2023)Ao-nitro phenolBp-nitro phenolCo-nitro phenol and p-nitro phenolDpicric acid Like 0 Discuss 0Share
Industrial ChemistryEnzymes as Biological Catalysts647Choose the best answerWhich statement best describes enzymes?AThey are completely consumed during reactions.BThey are biological catalysts that increase reaction rates.CThey are carbohydrates used only for energy storage.DThey function only at very high temperatures. Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Alkanes#Chemistry of Hydrocarbons648Choose the best answerThe homolytic fission of C–H bond in an alkane result in (KMU MDCAT 2024)AAlkyl free radicalBCarbanionCCarbocationDMethylpropane Like 0 Discuss 0Share
Atomic StructureHeisenberg Uncertainty Principle649Choose the best answerIn Heisenberg's uncertainty relation: Δx × Δp ≥ h/4π Δp represents:AUncertainty in energyBUncertainty in velocityCUncertainty in momentumDUncertainty in mass Like 0 Discuss 0Share
MDCAT Chemistry Paper 2025#Macromolecules#Proteins650Choose the best answerDigestion of protein started when food enters in: (IBA MDCAT 2025)AMouthBStomachCIntestineDEpiglottis Like 0 Discuss 0Share