Stoichiometry#Atomic Structure#Isotopes91Choose the best answerWhat is meant by isotopic abundance?AThe number of isotopes present in an elementBThe percentage of atoms of a particular isotope occurring naturally in a sample of an elementCThe ratio of protons to neutrons in an isotopeDThe total mass of all isotopes present in one mole of an element Like 1 Discuss 2Share
BUMHS MDCAT 2025 Chemistry#Atomic Structure#Quantum Numbers92Choose the best answern + l value for 4d orbital is: (BUMHS MDCAT 2025)A4B5C6D7 Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Quantum Numbers93Choose the best answerIn an isolated atom, the three p orbitals of the same subshell are:ANon-degenerateBDegenerateCHybridizedDUnequally occupied Like 1 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Quantum Numbers94Choose the best answerHow many angular nodal planes are present in an s orbital?AOneBTwoCZeroDThree Like 0 Discuss 0Share
Atomic StructureUnpaired Electrons in Ions95Choose the best answerWhich ion has the greatest number of unpaired electrons?AMg²⁺BTi³⁺CV³⁺DFe²⁺ Like 0 Discuss 0Share