Chemical BondingBond Order and Bond Length146Choose the best answerIf bond strength follows C≡C > C=C > C–C, the corresponding bond-length order is:AC≡C > C=C > C–CBC–C > C=C > C≡CCC=C > C≡C > C–CDC=C > C–C > C≡C Like 1 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Chemical Bonding#Dipole Moment147Choose the best answerQ.76 The dipolar moment of CO₂ is zero because it is:AAngularBLinearCTriatomicDPyramidal Like 0 Discuss 0Share
Chemical BondingSigma Bonds148Choose the best answerThe total number of electrons present in σ bonds of ethene, C₂H₄, is:A5B10C4D8 Like 0 Discuss 0Share
Chemical BondingHybridization and Orbital Overlap149Choose the best answerWhich compound contains bonds formed by overlap of an sp hybrid orbital with a p orbital?ABF₃BBeCl₂CNH₃DH₂O Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Chemical Bonding#Electronegativity150Choose the best answerThe N–F–N bond in NF₃ is 101.9° – 102.4°, much lesser than in ammonia due to: (BUMHS MDCAT 2025)APresence of lone pair on FBhigh electronegativity of FClarge size of FDIts drawback of VSEPR Like 0 Discuss 0Share