Nomenclature of Organic CompoundsNomenclature of Organic Compounds MCQs#Common and IUPAC Names1201Choose the best answerWhat is the common name of the compound shown?ACumeneBTolueneCStyreneDXylene Like 1 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Hund's Rule1202Choose the best answerWhy are singly occupied degenerate orbitals relatively stable?AMinimize interelectronic repulsion and provide exchange-energy stabilizationBIncrease electron-electron repulsionCPossess higher intrinsic energyDEliminate nuclear attraction Like 1 Discuss 0Share
StoichiometryLimiting Reagent1203Choose the best answerIn the reaction: 4NH₃ + 5O₂ → 4NO + 6H₂O 1 mol NH₃ is mixed with 1 mol O₂. Which statement is correct?AExactly 1 mol H₂O is producedBAll O₂ is consumedC1.5 mol NO is formedDAll NH₃ is consumed Like 0 Discuss 0Share
MDCAT Chemistry Past PapersIBA MDCAT Chemistry Paper Reconduct 2024#Gases#Pressure Units1204Choose the best answerThe pressure 14.7 psi is equal to: (IBA MDCAT Reconduct 2024)A1 torrB1 pascalC1 atmD1 Nm Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Planck Quantum Theory1205Choose the best answerWho introduced quantum theory in 1900?AAlbert EinsteinBMax PlanckCNiels BohrDWilhelm Roentgen Like 0 Discuss 0Share