Fundamental Principles of Organic ChemistryOctane Number and Knocking76Choose the best answerThe octane number of petrol is a measure of its:AIgnition temperatureBAnti-knock qualityCSulfur contentDCarbon content Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryIUPAC Nomenclature of Enynes77Choose the best answerThe IUPAC name of CH₃CH=CHC≡CH is:APent-3-en-1-yneBPent-2-en-4-yneCPent-1-yn-3-eneDPent-4-yn-2-ene Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryHydrocarbons and Their Derivatives78Choose the best answerWhich pair is correctly matched?AVital Force Theory — supported by Wöhler's synthesisBHydrocarbon derivative — CH₃ClCHomologous series — compounds with different functional groupsDCatenation — formation of Na⁺ and Cl⁻ Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryNomenclature of Acid Halides79Choose the best answerThe IUPAC name of acetyl chloride is:AMethanoyl chlorideBEthanoyl chlorideCPropanoyl chlorideDButanoyl chloride Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryOctane Number and Anti-Knock Agents80Choose the best answerIn leaded petrol, lead deposits in the engine were historically reduced by adding:AEthyl bromideBEthylene dibromideCEthylene dichlorideDMethane Like 0 Discuss 0Share