Atomic StructureAtom36Choose the best answerWhat is the smallest unit of an element that retains the identity of that element?AMoleculeBAtomCIonDElectron Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Bohr Model37Choose the best answerWhich scientist proposed the 1913 atomic model based on Planck’s quantum theory?AJ.J. ThomsonBErnest RutherfordCNiels BohrDJames Chadwick Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Quantum Numbers38Choose the best answerHow many quantum numbers are needed to completely describe an electron in an atom?ATwo quantum numbersBThree quantum numbersCFour quantum numbersDFive quantum numbers Like 1 Discuss 0Share
Atomic StructureAzimuthal Quantum Number39Choose the best answerThe quantum number that primarily determines the shape of an orbital is:APrincipal quantum number, nBAzimuthal quantum number, ℓCMagnetic quantum number, mℓDSpin quantum number, mₛ Like 0 Discuss 0Share
Atomic StructureAufbau Principle and Orbital Energy40Choose the best answerWhich set of quantum numbers represents the highest-energy orbital?An = 4, ℓ = 0, mℓ = 0, mₛ = +½Bn = 3, ℓ = 0, mℓ = 0, mₛ = +½Cn = 3, ℓ = 1, mℓ = +1, mₛ = +½Dn = 3, ℓ = 2, mℓ = +1, mₛ = +½ Like 0 Discuss 0Share