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 CH2=C=O C2H6 C2H4 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? A C B D 3. The IUPAC name for the structure below ends with what suffix? -oic acid -yne -ol -ide 4. What is the major product of nitration reaction below? D C B A 5. Which of the molecules shown below are aromatic I,II and III II only I only I and III only 6. What are the major products of the reaction shown below Phenol and bromopropane Bromobenzene and propanol Benzene and propane Bromobenzene and propane 7. Commercial hydrogen is obtained from: Producer gas Marsh gas Oil gas Coal gas 8. The ionization of hydrogen atom gives: Hydride ion Hydroxyl ion Proton Hydronium ion 9. Which is most basic in character? KOH NaOH LiOH RbOH 10. Oxygen does not react with: Cl Na S P Loading … Pages: 1 2 3 4 5 6 7 8 9