Chemical BondingOctet Rule and Exceptions151Choose the best answerWhich molecule does not obey the octet rule because the central atom has an expanded valence shell?ANF₃BCCl₄CCF₄DPCl₅ Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and Polarity152Choose the best answerThe shape and polarity of H₂S are:ABent and polarBPyramidal and polarCLinear and non-polarDBent and non-polar Like 0 Discuss 0Share
Chemical BondingDipole Moment153Choose the best answerMolecular polarity is commonly expressed in terms of:ABond strengthBBond lengthCDipole momentDAtomic size Like 0 Discuss 0Share
Chemical Bondingsp² Hybridization154Choose the best answerIn ethene, the unhybridized p orbital is oriented at approximately what angle to the plane of the three sp² hybrid orbitals?A120°B90°C109.5°D180° Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and Planarity155Choose the best answerWhich molecule is NOT completely planar?ABenzeneBEtheneCEthyneDPropene Like 0 Discuss 0Share