Chemistry of HydrocarbonsHydration of Alkynes26Choose the best answerThe immediate product formed during acid-catalysed hydration of an alkyne is:AAlkaneBEnolCAlkyl halideDEther Like 1 Discuss 0Share
Chemistry of HydrocarbonsPreparation of Alkenes from Vicinal Dihalides27Choose the best answerA vicinal dihalide treated with zinc dust generally produces:AAn alkyneBAn alkeneCAn alkaneDAn alcohol Like 2 Discuss 0Share
Chemistry of HydrocarbonsFree-Radical Halogenation of Alkanes28Choose the best answerWhich product is NOT normally formed during free-radical chlorination of ethane?ACH₃CH₂ClBCH₂ClCH₂ClCCH₂=CH₂DCH₃CHCl₂ Like 3 Discuss 0Share
Chemistry of HydrocarbonsOxidation of Alkenes with KMnO₄29Choose the best answerAn alkene treated with cold, dilute alkaline KMnO₄ gives mainly:AA vicinal diolBAn alkaneCAn alkyl halideDAn aldehyde Like 2 Discuss 0Share
Chemistry of HydrocarbonsMechanism of Electrophilic Aromatic Substitution30Choose the best answerIn electrophilic aromatic substitution, benzene attacks the electrophile using its:Aσ electronsBπ electronsCLone-pair electronsDC–H σ bond only Like 1 Discuss 0Share