XIIMDCAT Chemistry Test#Benzene & Aromatic Compounds#Benzene Sulphonation1Choose the best answerWhat is the electrophile in the sulphonation of benzene?ASO₃+BSO₄²⁻CHSO₄+DSO₃ Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Benzene & Aromatic Compounds#Benzene Structure and Properties2Choose the best answerConsider these statements about benzene: 1. All C–C bonds in benzene have equal length. 2. Benzene gives only one disubstituted product. 3. Petroleum and coal tar are important sources of benzene. 4. In the arenium ion, the carbon bonded to the electrophile becomes sp³ hybridized. 5. Benzene contains localized π bonds. Which set contains only correct statements?A1, 2 and 3 onlyB2 and 4 onlyC1, 3 and 4 onlyD1, 3 and 5 only Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Aldehydes and Ketones#Carbonyl Compounds3Choose the best answerChoose the correct decreasing order of reactivity toward nucleophilic addition.AAcetophenone > Benzaldehyde > BenzophenoneBBenzophenone > Acetophenone > BenzaldehydeCBenzaldehyde > Acetophenone > BenzophenoneDBenzaldehyde > Benzophenone > Acetophenone Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Aldehydes and Ketones#Ketones4Choose the best answerWhich product is obtained by dry distillation of calcium acetate?AAcetic acidBAcetoneCAcetaldehydeDAcetyl chloride Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Mass Ratio#Stoichiometry5Choose the best answerWhat is the mass ratio of carbon to hydrogen in C₆H₆?A6 : 1B1 : 1C12 : 1D1 : 12 Like 0 Discuss 0Share