Fundamental Principles of Organic ChemistryNomenclature of Polyhydric Alcohols526Choose the best answerThe IUPAC name of propylene glycol is:APropane-1,3-diolBPropane-1,2-diolCPropane-2,3-diolDPropane-1,1-diol Like 0 Discuss 0Share
Aldehydes and KetonesPreparation of Ketones by Oxidation of Alcohols527Choose the best answerWhich reagent converts a secondary alcohol into a ketone?ALiAlH₄BPCCCNaBH₄DH₂/Pd Like 0 Discuss 0Share
Stoichiometry#Atomic Structure#Isotopes528Choose the best answerHow is the relative atomic mass of an element with several isotopes calculated?AThe mass of the lightest isotope onlyBA weighted average based on isotopic abundanceCThe mass number of the most abundant isotope onlyDThe total number of neutrons Like 0 Discuss 0Share
Industrial ChemistryAuxochromes529Choose the best answerWhat is the principal role of an auxochrome in a dye molecule?AIt destroys the color of the dye.BIt enhances color and can improve attachment of the dye to a material.CIt acts as a polymerization catalyst.DIt removes dye from fabric. Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryNomenclature of Aromatic Compounds530Choose the best answerThe systematic IUPAC name of toluene is:AMethylbenzeneBEthylbenzeneCDimethylbenzeneDPropylbenzene Like 0 Discuss 0Share