XiMDCAT XI Complete Chemistry Grand Test#Chemical Bonding#Sigma and Pi Bonds51Choose the best answerWhich statement about σ and π bonds is incorrect?AA σ bond can be formed by s-s, s-p, p-p or hybrid orbital overlapBA π bond is generally weaker than a σ bondCThe electron density of a π bond lies along the internuclear axisDA triple bond contains one σ and two π bonds Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and Polarity52Choose the best answerH₂S has a net dipole moment whereas BeF₂ has zero dipole moment because:AH₂S is linear and BeF₂ is bentBH₂S is bent while BeF₂ is linearCSulfur is more electronegative than fluorineDBe is more electronegative than sulfur Like 0 Discuss 0Share
Chemical BondingLinear Molecular Geometry53Choose the best answerWhich set contains only linear molecules?ACO₂ onlyBCS₂ onlyCBeCl₂ onlyDCO₂, CS₂ and BeCl₂ Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Chemical Bonding#Lattice Energy54Choose the best answerAll of the following steps are used to calculate the lattice energy in Born-Haber cycle EXCEPT:AAtomizing the metalBIonizing the metalCDeionize the metalDIonize non metal Like 0 Discuss 0Share
Chemical BondingBond Energy55Choose the best answerWhich carbon–halogen bond has the lowest bond energy?AC–FBC–ICC–ClDC–Br Like 0 Discuss 0Share