Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Quantum Numbers1251Choose the best answerIn an orbital diagram, ↑ and ↓ represent electrons with:AOpposite spin orientationsBDifferent principal quantum numbersCDifferent magnetic quantum numbersDDifferent azimuthal quantum numbers Like 0 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Atomic Structure#Quantum Numbers1252Choose 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
StoichiometryRelative Atomic Mass1253Choose the best answerThe mass of an atom compared with 1/12 of the mass of a ¹²C atom is its:ARelative atomic massBMolecular massCFormula massDMolar volume Like 0 Discuss 0Share
MDCAT Chemistry Past PapersIBA MDCAT Chemistry Paper Reconduct 2024#Nomenclature of Organic Compounds#Organic Nomenclature1254Choose the best answerWhat is the IUPAC name of the compound CH₂=CH–CH=CH–CH=CH–CH₃? (IBA MDCAT Reconduct 2024)A1,3,5-HeptatrieneB2,4,6-HeptatrieneCHepta-1,3,5-dieneDHepta-2,4,6-triene Like 0 Discuss 0Share
Chemistry of HydrocarbonsNitration of Benzene1255Choose the best answerIn nitration of benzene, concentrated H₂SO₄ helps generate:ANO₂⁺BNO₃⁻CNH₄⁺DOH⁻ Like 1 Discuss 0Share