Chemical BondingMolecular Geometry and Lone Pairs206Choose the best answerWhy is BCl₃ trigonal planar whereas PH₃ is trigonal pyramidal?ABCl₃ has three bond pairs and no lone pair on B, whereas PH₃ has three bond pairs and one lone pair on PBBCl₃ is ionic whereas PH₃ is covalentCPH₃ contains a double bondDBoron has a larger atomic radius than phosphorus Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Chemical Bonding#Dipole Moment207Choose the best answerNH₃ has net dipole moment but BF₃ has zero net dipole moment because of? (BUMHS MDCAT 2025)AB is less E.N than NBF is more E.N than NCBF₃ is pyramidalDNH₃ is pyramidal Like 0 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Chemical Bonding#Lattice Energy208Choose the best answerWhich of the following compound has lower Lattice Energy? (SZABMU MDCAT 2025)ALiClBKClCCaCl₂DC₆H₁₂O₆ Like 0 Discuss 1Share
Chemical BondingDipole Moment209Choose the best answerWhich molecule has the greatest dipole moment among the following?AHClBNH₃CH₂SDH₂Se Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Chemical Bonding#Coulomb's Law210Choose the best answerWhat is the electrostatic proportionality constant in Coulomb’s law?A1/(4πε₀)B4πε₀C1/(2πε₀)Dε₀/(4π) Like 0 Discuss 0Share