Atomic StructureIsobars1076Choose the best answerWhich pair represents isobars?A¹³₆C and ¹³₇NB¹³₆C and ¹⁴₇NC¹⁴₇N and ¹⁵₈OD¹³₇N and ¹⁵₈O Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Nomenclature of Organic Compounds#Organic Nomenclature1077Choose the best answerIUPAC name of (CH₃)₃CCH₂Br is:A1-bromopentaneB1-bromo-2,2,2-trimethylethaneC1-bromo-2,2-dimethylpropaneD2-bromopentane Like 0 Discuss 0Share
Chemistry of HydrocarbonsActivating and Deactivating Groups1078Choose the best answerThe correct order of ring activation toward electrophilic substitution is:AAniline > Phenol > BenzeneBBenzene > Phenol > AnilineCPhenol > Benzene > AnilineDBenzene > Aniline > Phenol Like 0 Discuss 0Share
Chemical BondingMolecular Geometry and Electron Domains1079Choose the best answerWhich pair has both the same molecular shape and the same number of electron domains around the central atom?ABeCl₂ and SnCl₂BSnCl₂ and SO₂CSO₂ and OF₂DOF₂ and BeCl₂ Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Benzene & Aromatic Compounds#Oxidation of Benzene1080Choose the best answerWhich of the following produces Maleic anhydride on oxidation? (MDCAT 2023)AAcetyleneBPhenolCTolueneDBenzene Like 0 Discuss 0Share