MDCAT Chemistry Past Papers Reconduct 2023#Fundamental Principles of Organic Chemistry#Oxonium Ion176Choose the best answerA positively charged oxygen ion bound with other atoms or groups of atoms is known as: (MDCAT Reconduct 2023)AOxygen cationBOxide ionCOxygen radicalDOxonium ion Like 0 Discuss 0Share
Classification of Hydrocarbons and IsomerismClassification of hydrocarbons, structural & geometrical isomerism#Classification of Organic Compounds#Fundamental Principles of Organic Chemistry177Choose the best answerWhich compound contains a heteroatom but is not heterocyclic?APyridineBFuranCThiopheneDAniline Like 0 Discuss 0Share
Classification of Hydrocarbons and IsomerismClassification of hydrocarbons, structural & geometrical isomerism#Classification of Organic Compounds#Fundamental Principles of Organic Chemistry178Choose the best answerCyclohexa-1,3-diene belongs to the following classes: I. Closed-chain II. Homocyclic III. Alicyclic IV. Unsaturated V. Heterocyclic. How many are correct?ATwoBThreeCFourDFive Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Free Radicals#Fundamental Principles of Organic Chemistry179Choose the best answerWhat is formed by homolysis of covalent bond? (BUMHS MDCAT 2025)Afree radicalBmoleculeCionDatom Like 1 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Fundamental Principles of Organic Chemistry#Nitriles180Choose the best answerThe number of bonds between carbon and nitrogen atoms in a nitrile is: (Sindh MDCAT 2018)AOne σ and one πBTwo σ and one πCOnly one σDOne σ and two π Like 0 Discuss 0Share