XIIMDCAT Chemistry Test#Benzene & Aromatic Compounds#Benzene Sulphonation1561Choose the best answerWhat is the electrophile in the sulphonation of benzene?ASO₃+BSO₄²⁻CHSO₄+DSO₃ Like 1 Discuss 0Share
Alkyl HalidesStereochemistry of SN1 Reaction1562Choose the best answerAn SN₁ reaction at a chiral centre usually gives:AComplete retention onlyBPartial racemization, often with more inversion than retentionCComplete retention of configurationDComplete inversion only Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Atomic Structure#Quantum Numbers1563Choose the best answerFor n = 3, determine the number of subshells and total orbitals, respectively.A3 and 5B3 and 7C3 and 9D2 and 5 Like 0 Discuss 0Share
Industrial ChemistryTerylene1564Choose the best answerWhich polymer is formed from ethylene glycol and terephthalic acid?ANylon-6,6BBakeliteCTeryleneDPolystyrene Like 0 Discuss 0Share
Aldehydes and KetonesReactivity of Aromatic Aldehydes1565Choose the best answerBenzaldehyde is less reactive than ethanal toward nucleophilic addition mainly because of:AA strong +I effect of the phenyl groupBResonance interaction with the benzene ringCAbsence of a π bondDComplete loss of C=O polarity Like 0 Discuss 0Share