MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is the condition for ideal copolymerization? |
| A. | r1r2=1 |
| B. | r1r2=0 |
| C. | r1=r2 |
| D. | r1=1 |
| Answer» B. r1r2=0 | |
| 2. |
Which of the following copolymers is the copolymer consisting of three distinct monomers? |
| A. | Terepolymer copolymer |
| B. | Graft copolymer |
| C. | Statistical copolymer |
| D. | Star copolymer |
| Answer» B. Graft copolymer | |
| 3. |
Which of the following is true about copolymerisation? |
| A. | radical, coordination, anionic, or cationic polymerization, depending on the type of initiation |
| B. | addition of monomer to a metal complex, propagation is by successive insertion of monomer at the metal, and termination occurs when the metal complex separates from the polymer |
| C. | monomers react by eliminating small molecules like H2O, NH3, CH2O and NaCl in a repetitive manner, Indefinite growth of the polymer occurs at both ends |
| D. | a mixture of more than one (or different) monomeric species is allowed to polymerize |
| Answer» E. | |
| 4. |
WHICH_OF_THE_FOLLOWING_COPOLYMERS_IS_THE_COPOLYMER_CONSISTING_OF_THREE_DISTINCT_MONOMERS??$ |
| A. | Terepolymer copolymer |
| B. | Graft copolymer |
| C. | Statistical copolymer |
| D. | Star copolymer |
| Answer» B. Graft copolymer | |
| 5. |
Which_of_the_following_is_the_condition_for_ideal_copolymerization?$ |
| A. | r<sub>1</sub>r<sub>2</sub>=1 |
| B. | r<sub>1</sub>r<sub>2</sub>=0 |
| C. | r<sub>1</sub>=r<sub>2</sub> |
| D. | r<sub>1</sub>=1 |
| Answer» B. r<sub>1</sub>r<sub>2</sub>=0 | |
| 6. |
Which of the following copolymers is the copolymer with several polymer chains connected to a central core? |
| A. | Terepolymer copolymer |
| B. | Graft copolymer |
| C. | Statistical copolymer |
| D. | Star copolymer |
| Answer» E. | |
| 7. |
Which of the following copolymers is the copolymer in which the main chain is formed from one type of monomer A and branches are formed from another monomer B? |
| A. | Terepolymer copolymer |
| B. | Graft copolymer |
| C. | Statistical copolymer |
| D. | Star copolymer |
| Answer» C. Statistical copolymer | |
| 8. |
Which of the following copolymers is the copolymer which comprises two or more homopolymer subunits linked by covalent bonds? |
| A. | Alternating copolymer |
| B. | Periodic copolymer |
| C. | Statistical copolymer |
| D. | Block copolymer |
| Answer» E. | |
| 9. |
Which of the following copolymers is the copolymer with sequence of monomer residues follows a statistical rule? |
| A. | Alternating copolymer |
| B. | Periodic copolymer |
| C. | Statistical copolymer |
| D. | Block copolymer |
| Answer» D. Block copolymer | |
| 10. |
Which of the following copolymers is the copolymer with A and B units arranged in a repeating sequence? |
| A. | Alternating copolymer |
| B. | Periodic copolymer |
| C. | Statistical copolymer |
| D. | Block copolymer |
| Answer» C. Statistical copolymer | |
| 11. |
Which of the following copolymers is the copolymer with regular alternating A and B units? |
| A. | Alternating copolymer |
| B. | Periodic copolymer |
| C. | Statistical copolymer |
| D. | Block copolymer |
| Answer» B. Periodic copolymer | |
| 12. |
Gradient copolymer comers under which of the following copolymer category? |
| A. | Linked copolymer |
| B. | Branched copolymer |
| C. | Terepolymer |
| D. | Brush copolymer |
| Answer» B. Branched copolymer | |
| 13. |
Which of the following is true about copolymerisation? |
| A. | radical, coordination, anionic, or cationic polymerization, depending on the type of initiation |
| B. | addition of monomer to a metal complex, propagation is by successive insertion of monomer at the metal, and termination occurs when the metal complex separates from the polymer |
| C. | monomers react by eliminating small molecules like H<sub>2</sub>O, NH<sub>3</sub>, CH<sub>2</sub>O and NaCl in a repetitive manner, Indefinite growth of the polymer occurs at both ends |
| D. | a mixture of more than one (or different) monomeric species is allowed to polymerize |
| Answer» E. | |