Chemical BondingElectron-Pair Repulsions236Choose the best answerWhich pair of molecules contains two lone pairs on the central atom and therefore shows the maximum variety of electron-pair repulsions?AH₂O onlyBH₃O⁺ onlyCH₂S onlyDH₂O and H₂S Like 0 Discuss 0Share
Chemical BondingTetrahedral Geometry237Choose the best answerWhich set contains species with approximately tetrahedral bond angles of 109.5°?ACH₄, CCl₄, NH₃BCH₄, NH₃, H₂OCSiCl₄, H₂O, BeCl₂DSiCl₄, NH₄⁺, CH₄ Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Chemical Bonding#Hybrid Orbital Size238Choose the best answerCorrect arrangement of orbital according to size of hybridized orbitals?Asp > sp² > sp³Bsp³ > sp² > spCsp² > sp > sp³Dsp³ > sp > sp² Like 0 Discuss 0Share
Chemical BondingElectron-Pair Geometry and Molecular Shape239Choose the best answerWhich molecule has tetrahedral electron-pair geometry but trigonal pyramidal molecular shape?ACCl₄BAsH₃CSiCl₄DC₂H₂ Like 0 Discuss 0Share
Chemical BondingHybridization240Choose the best answerThe hybridization of carbon in CO₃²⁻ is:AspBsp³Csp²Dsp³d Like 0 Discuss 0Share