shaalaa.com
S

NCERT solutions Chemistry Textbook for Class 12 Part 2 chapter 6 Polymers

Account
User


Login
Register


      Forgot password?
Share
Notifications

View all notifications
Books Shortlist
Your shortlist is empty

Chapter 6 - Polymers

Pages 437 - 438

Explain the terms polymer

Q 1 | Page 437 |

What are natural and synthetic polymers? Give two examples of each type.

Q 2 | Page 437 |

Distinguish between the terms homopolymer and copolymer and give an example of each.

Q 3 | Page 437 |

How do you explain the functionality of a monomer?

Q 4 | Page 437 |

Define the term polymerisation.

Q 5 | Page 437 |

Is (-NH - CHR - CO-)n a homopolymer or copolymer?

Q 6 | Page 437 |

In which classes, the polymers are classified on the basis of molecular forces?

Q 7 | Page 437 |

How can you differentiate between addition and condensation polymerisation?

Q 8 | Page 437 |

Explain the term copolymerisation and give two examples.

Q 9 | Page 437 |

Write the free radical mechanism for the polymerisation of ethene.

Q 10 | Page 437 |

Define thermosetting polymers with two examples of each.

Q 11.1 | Page 437 |

Define thermoplastics with two examples of each.

Q 11.1 | Page 437 |

Write the names and structures of the monomers of the following polymers: Polyvinyl chloride

Q 12.1 | Page 437 |

Write the names of monomers used for getting the following polymers:

Teflon

Q 12.2 | Page 437 |

Write the name of monomers used for getting the following polymers : Bakelite

Q 12.3 | Page 437 |

Write the name and structure of one of the common initiators used in free radical addition polymerisation.

Q 13 | Page 437 |

How does the presence of double bonds in rubber molecules influence their structure and reactivity?

Q 14 | Page 437 |

Discuss the main purpose of vulcanisation of rubber.

Q 15 | Page 437 |

What are the monomeric repeating units of Nylon-6 and Nylon-6, 6?

Q 16 | Page 437 |

Write the names and structures of the monomers of the following polymers: Buna-S

Q 17.1 | Page 437 |

Write the names and structures of the monomers of the following polymers: Buna-N

Q 17.1 | Page 437 |

Write the names and structures of the monomers of the following polymers: Dacron 

 

Q 17.3 | Page 437 |

Write the name of monomers used for getting the following polymers : Neoprene

Q 17.4 | Page 437 |

Identify the monomer in the following polymeric structures.

Q 18.1 | Page 437 |

Identify the monomer in the following polymeric structures.

Q 18.2 | Page 438 |

How is dacron obtained from ethylene glycol and terephthalic acid?

Q 19 | Page 438 |

What is a biodegradable polymer? Give an example of a biodegradable aliphatic polyester.

Q 20 | Page 438 |

Where to buy

101
-
178
-
S