SZABMU MDCAT 2025 Chemistry#Chemical Bonding#Sigma and Pi Bonds126Choose the best answerHow many σ and π bonds are present in maleic anhydride? (SZABMU MDCAT 2025)A5 σ 3 πB6 σ 3 πC7 σ 2 πD9 σ 3 π Like 0 Discuss 0Share
Chemical BondingOctet Rule and Exceptions127Choose the best answerWhich molecule does NOT obey the octet rule around its central atom?ANH₃BHClCAlCl₃DCCl₄ Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and VSEPR Theory128Choose the best answerHeavy water, D₂O, contains two bond pairs and two lone pairs around oxygen. Its molecular shape is:ATrigonal planarBTrigonal pyramidalCBentDSquare planar Like 0 Discuss 0Share
Nomenclature of Organic CompoundsNomenclature of Organic Compounds MCQs#Chemical Bonding#Sigma and Pi Bonds129Choose the best answerIn HC≡C–CH=CH₂, what are the hybridizations of the two carbon atoms forming the central C–C single bond?Asp³–sp³Bsp²–spCsp–spDsp³–sp Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and Planarity130Choose the best answerWhich molecule is not planar?ABenzeneBPCl₃CEtheneDBF₃ Like 0 Discuss 0Share