- 1(current)
Q. No.Given below are two statements:
In the light of the above statements, choose the correct answer from the options given below:
1. Statement-I is correct but Statement-II is false.
2. Statement-I is incorrect but Statement-II is true.
3. Both Statement-I and Statement- II are true.
4. Both Statement-I and Statement-II are false.
| I: | High density polythene is formed in the presence of catalyst triethylaluminium and titanium tetrachloride. |
| II: | High density polymers are chemically inert. |
In the light of the above statements, choose the correct answer from the options given below:
1. Statement-I is correct but Statement-II is false.
2. Statement-I is incorrect but Statement-II is true.
3. Both Statement-I and Statement- II are true.
4. Both Statement-I and Statement-II are false.
Subtopic: Classification - Methods of Polymerization & Copolymerization |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich statement regarding polymers is not correct?
| 1. | Thermosetting polymers are reusable |
| 2. | Elastomers have polymer chains held together by weak intermolecular forces |
| 3. | Fibers possess high tensile strength |
| 4. | Thermoplastic polymers are capable of repeatedly softening and hardening on heating and cooling respectively |
Subtopic: Classification - Methods of Polymerization & Copolymerization |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch list-I with list-II:
| List-I (Monomers) |
List-II (Polymers) |
||
| (a) | Caprolactam | (i) | Bakelite |
| (b) | Ethylene glycol and Benzene-1, 4-dicarboxylic acid | (ii) | Nylon 6, 6 |
| (c) | Hexamethylenediamine and adipic acid | (iii) | Nylon-6 |
| (d) | Phenol and Formaldehyde | (iv) | Terylene |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (i) | (ii) | (iii) | (iv) |
| 3. | (iii) | (iv) | (ii) | (i) |
| 4. | (iv) | (ii) | (i) | (iii) |
Subtopic: Classification - Methods of Polymerization & Copolymerization | Polymers: Natural & Synthetic, Biodegradable & Non Biodegradable |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich among the following is a thermoplastic polymer?
1. Bakelite
2. Polythene
3. Urea-formaldehyde resin
4. Melamine polymer
1. Bakelite
2. Polythene
3. Urea-formaldehyde resin
4. Melamine polymer
Subtopic: Classification - Methods of Polymerization & Copolymerization |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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