Atomic StructureAtomic Nucleus41Choose the best answerThe fundamental particles present in the nucleus of an atom are:Aα-particles and electronsBProtons and neutronsCNeutrons and electronsDProtons, neutrons and electrons Like 0 Discuss 0Share
Atomic StructureElectronic Configuration of Ions42Choose the best answerWhich species does NOT have the same number of 3p electrons as the other three?ASi⁴⁺BS²⁻CCl⁻DK⁺ Like 0 Discuss 0Share
Atomic StructureAufbau Principle and Hund's Rule43Choose the best answerThe Aufbau principle alone cannot determine:AThe order in which subshells are filledBWhich lower-energy subshell is occupied firstCRelative filling sequence of subshellsDDistribution of electrons among degenerate orbitals Like 0 Discuss 0Share
Atomic StructurePrincipal Quantum Number and Orbital Size44Choose the best answerIn which principal shell is an electron, on average, farthest from the nucleus?An = 2Bn = 5Cn = 1Dn = 3 Like 0 Discuss 0Share
Atomic StructureAzimuthal Quantum Number45Choose the best answerFor n = 3, how many possible values of ℓ are allowed?A2B3C1D0 Like 0 Discuss 0Share