MDCAT Chemistry Past Papers Reconduct 2023#Atomic Structure#Quantum Numbers3006Choose the best answerWhich principle states that no two electrons in an atom can have the same set of quantum numbers? (MDCAT Reconduct 2023)APauli’s exclusion principleBHeisenberg uncertainty principleCHund’s ruleDAufbau principle Like 1 Discuss 0Share
Sindh MDCAT 2021 Chemistry#Classification of Organic Compounds#Fundamental Principles of Organic Chemistry3007Choose the best answerWhich one of the following is a heterocyclic compound:APyridineBPhenolCBenzeneDMethane Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#d-Block Elements#Transition Elements3008Choose the best answerWhy do transition elements form interstitial compounds? (MDCAT 2023)APresence of unpaired electronsBTransition of elements within d orbitalsCHoles present in the crystal lattice of transition elementsDSmall, highly charged ions and vacant d-orbitals of suitable energy Like 0 Discuss 0Share
LiquidsVapour Pressure and Intermolecular Forces3009Choose the best answerWhich liquid has the lowest vapour pressure at 20°C?ADiethyl etherBChloroformCCarbon tetrachlorideDWater Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Benzene & Aromatic Compounds#Biphenyl3010Choose the best answerWhich aromatic hydrocarbon contains two isolated benzene rings joined by a single bond?AAnthraceneBPhenanthreneCTriphenylmethaneDBiphenyl Like 0 Discuss 0Share