BUMHS MDCAT 2025 Chemistry#Free Radicals#Fundamental Principles of Organic Chemistry71Choose the best answerWhat is formed by homolysis of covalent bond? (BUMHS MDCAT 2025)Afree radicalBmoleculeCionDatom Like 1 Discuss 0Share
Fundamental Principles of Organic ChemistryNomenclature of Polyhydric Phenols72Choose the best answerWhich sequence is entirely correct?ACatechol → Benzene-1,2-diol; Resorcinol → Benzene-1,3-diol; Hydroquinone → Benzene-1,4-diolBCatechol → Benzene-1,4-diol; Resorcinol → Benzene-1,2-diol; Hydroquinone → Benzene-1,3-diolCCatechol → Benzene-1,3-diol; Resorcinol → Benzene-1,4-diol; Hydroquinone → Benzene-1,2-diolDCatechol → Benzene-1,2,3-triol; Resorcinol → Benzene-1,3,5-triol; Hydroquinone → Benzene-1,2,4-triol Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryCoke and Its Uses73Choose the best answerWhich statement about coke is false?AIt is mainly carbon.BIt is porous.CIt is used in blast furnaces.DIt contains a high proportion of volatile substances. Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryStability of Geometrical Isomers74Choose the best answerWhich is generally more stable?Acis-2-ButeneBtrans-2-ButeneCBoth are equally stableDStability depends only on temperature Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryStereoisomers of Tartaric Acid75Choose the best answerWhich statement is correct?ALactic acid has three stereoisomers.BTartaric acid has four optically active stereoisomers.CTartaric acid has two enantiomers and one meso form.DLactic acid possesses an internal plane of symmetry. Like 4 Discuss 0Share1