BasicsStoichiometry #Atomic Structure#Isotopes146Choose the best answerWhy is the atomic mass of chlorine about 35.5 u?AIt has only one isotopeBIt exists as isotopes of Cl-35 and Cl-37CIt is found in equal proportionsDIt has an atomic number of 17 Like 0 Discuss 0Share
Atomic StructureIsotopes147Choose the best answerWhich number remains the same in all isotopes of an element?ANumber of protonsBNumber of neutronsCNumber of nucleonsDMass number Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Quantum Numbers148Choose 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
Atomic StructureShapes of d-Orbitals149Choose the best answerWhich d-orbital contains two major lobes along the z-axis and a toroidal ring around the nucleus?AdxyBdxzCdx²−y²Ddz² Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Orbitals#Atomic Structure150Choose the best answerWhat is the probability of finding an electron on the angular nodal plane of a p orbital?AMaximumBZeroCOne-halfDInfinite Like 1 Discuss 1Share