Fundamental Principles of Organic ChemistryNomenclature of Polyhydric Alcohols706Choose the best answerWhich pair is correctly matched?APropylene glycol — Propane-1,3-diolBPropylene glycol — Propane-1,2-diolCPropylene glycol — Propane-2,3-diolDPropylene glycol — Propane-1,1-diol Like 0 Discuss 0Share
MDCAT Chemistry Past PapersIBA MDCAT Chemistry Paper Reconduct 2024#Cathode Reaction#Electrochemistry707Choose the best answerWhich reaction occurs at the cathode? (IBA MDCAT Reconduct 2024)AOxidationBReductionCRedoxDNone Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Halogens#S- and P-Block Elements708Choose the best answerThe common oxidation number of halogens is: (Sindh MDCAT 2020)A-1B+1C-2D0 Like 1 Discuss 0Share
Alcohols and PhenolsCleavage of O–H Bond in Alcohols709Choose the best answerWhich reaction primarily involves cleavage of the O–H bond of ethanol?ACH₃CH₂OH + Na → CH₃CH₂ONa + H₂BCH₃CH₂OH + HBr → CH₃CH₂Br + H₂OCCH₃CH₂OH → CH₂=CH₂ + H₂ODCH₃CH₂OH + SOCl₂ → CH₃CH₂Cl Like 0 Discuss 0Share
LiquidsCondensation710Choose the best answerCondensation is accompanied by:AIncrease in molecular energyBFormation of a new elementCIncrease in molecular separationDDecrease in energy Like 0 Discuss 0Share