UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Benzene & Aromatic Compounds#Benzene Reactions21Choose the best answerChlorination of benzene in the presence of iron (III) chloride involves mechanism of:AElectrophilic additionBElectrophilic SubstitutionCFree radical SubstitutionDFree radical halogenation Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Empirical and Molecular Formula#Stoichiometry22Choose the best answerOxidation numbers of X, Y, and Z are +6, −2, and −1 respectively. The possible molecular formula when these atoms combine is:AX₂YZBXY₂Z₂CXYZ₂DXY₂Z Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Crystalline and Amorphous Solids#Solids23Choose the best answerWhich one shows anisotropic behavior?AWoodBGemstoneCCokeDGraphite Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Chemistry of Hydrocarbons#Pi Bond in Alkenes24Choose the best answerIn propene π-bond is formed by sideway overlap of:As-orbitalsBp-orbitalsCsp³ hybrid orbitalsDsp² hybrid orbitals Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Benzene & Aromatic Compounds#Properties of Benzene25Choose the best answerWhich one of the following is not a characteristic of benzene?AAromaticityBStabilityCto follow Huckle ruleDHigh reactivity Like 0 Discuss 0Share