StoichiometryMolar Volume at STP2396Choose the best answerWhat volume is occupied by 1 g O₂ at STP?A22.414 dm³B0.70 dm³C22414 cm³D0.22414 m³ Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Chemical Kinetics#Rate Law2397Choose the best answerFor the reaction A → products, when the concentration of A doubles, the rate of reaction increases four folds, which means it is: (Sindh MDCAT 2020)ANegative order reactionBFirst order reactionCZero order reactionDSecond order reaction Like 0 Discuss 0Share
Industrial ChemistryDerived Proteins2398Choose the best answerPeptones, proteoses and polypeptides are examples of:ASimple proteinsBConjugated proteinsCDerived proteinsDEnzymes only Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryStereoisomers of Tartaric Acid2399Choose 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
Alcohols and PhenolsPreparation of Alcohols by Grignard Reagents2400Choose the best answerCH₃MgBr reacts with CH₃CHO followed by H₃O⁺ to give:AEthanolBPropan-1-olCPropan-2-olDtert-Butanol Like 0 Discuss 0Share