SINDH MDCAT 2015 PAPER MDCAT 2015 PART 5 ( CHEMISTRY ) 1. In which of the following compound carbon uses sp3 hybrid orbitals for bond formation? Note: This question was cancelled (CH)3, COH C2H4 CH2=C=O C2H6 2. The table shown below gives the bond dissociation energies of single covalent bonds of carbon atom with elements A, B, C and D. Which of the following is the smallest atom? D C B A 3. The IUPAC name for the structure below ends with what suffix? -yne -ol -oic acid -ide 4. What is the major product of nitration reaction below? D B A C 5. Which of the molecules shown below are aromatic II only I and III only I only I,II and III 6. What are the major products of the reaction shown below Bromobenzene and propanol Benzene and propane Phenol and bromopropane Bromobenzene and propane 7. Commercial hydrogen is obtained from: Producer gas Oil gas Marsh gas Coal gas 8. The ionization of hydrogen atom gives: Hydroxyl ion Hydronium ion Proton Hydride ion 9. Which is most basic in character? RbOH LiOH NaOH KOH 10. Oxygen does not react with: Na P S Cl Loading … Pages: 1 2 3 4 5 6 7 8 9