Chemistry of HydrocarbonsStructure and Bonding in Benzene41Choose the best answerThe ratio of the number of σ bonds to π bonds in benzene is:A2B4C6D8 Like 3 Discuss 0Share
Chemistry of HydrocarbonsSoda-Lime Decarboxylation42Choose the best answerSoda lime is a mixture of:ANaOH and CaOBNaOH and Na₂CO₃CCaO and CaCO₃DNaCl and CaO Like 0 Discuss 0Share
Chemistry of HydrocarbonsOxidative Cleavage of Alkynes43Choose the best answerPropyne, CH₃C≡CH, on oxidative ozonolysis gives:AEthanoic acid and CO₂BEthanoic acid and methanoic acid onlyCEthanoic acid and methanolDTwo molecules of ethanoic acid Like 1 Discuss 0Share
Chemistry of HydrocarbonsStructure and Hybridization of Alkanes44Choose the best answerThe C–C bond in ethane is formed by overlap of:Asp³–sp³ orbitalsBsp²–sp² orbitalsCsp–sp orbitalsDp–p orbitals Like 1 Discuss 0Share
Chemistry of HydrocarbonsMechanism of Electrophilic Aromatic Substitution45Choose the best answerThe intermediate formed after electrophilic attack on benzene is called:ACarbanionBArenium ion or σ-complexCFree radicalDAcetylide ion Like 1 Discuss 0Share