Home
Class 8
CHEMISTRY
A plastic plece is burnt on spirit lamp ...

A plastic plece is burnt on spirit lamp by holding it with a holder. The plastic piece was softened and melted. What do we determine by this activity ?

A

`1`.The recyclable plastic

B

`2`.Biodegradable plastic

C

`3`. Thermoplastic

D

`4`. All of the above

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • METALS AND NON-METALS

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|222 Videos

Similar Questions

Explore conceptually related problems

What is the name given to plastics which are molded once can't be softened by heating?

Thermoplastics are eco friendly then thermosetting plastics. What do you say Why?

What are biodegradable plastics? Do they harm the environment?

Take some water in a wide mouthed bowl. Put an iron nail in it. What do you observe ? Put an empty iron tin in that bowl. What do you observe ?Also try to observe whether a wooden piece floats on water. What happens when a wooden bowl is dipped in water ? what is your conclusion from the above activity?

Abhishek wanted to know what are thermoplastics and thermosetting plastics, materials in his home. He was testing small pieces of plastic materials by heating on spirit lamp. Which precaution will he take during the experiment ?

Imagine what would happen if we do not discover plastics.

Types of plastics. Let us take two bottles made up of plastic. One is Tupperware and another ordinary. Pour some hot water in both. What do you notice?

VGS PUBLICATION-BRILLIANT-SYNTHETIC FIBERES AND PLASTICS-EXERCISE
  1. 1)Rayon is also called cellulose fibre. 2)Acrylic is also called fake ...

    Text Solution

    |

  2. P: Nylon is the first synthetic fibre. Q: Nylon is thermosetting plas...

    Text Solution

    |

  3. A plastic plece is burnt on spirit lamp by holding it with a holder. T...

    Text Solution

    |

  4. What are the steps taken by you by knowing the impacts of improper use...

    Text Solution

    |

  5. What is the suggestion made by you to your mother while she is cooking...

    Text Solution

    |

  6. Abhishek wanted to know what are thermoplastics and thermosetting plas...

    Text Solution

    |

  7. Suneetha tested tensile strength of wool, cotton, silk and Nylon, whos...

    Text Solution

    |

  8. Identifying fibres burining test: If the yarn melts in the flame, wha...

    Text Solution

    |

  9. Identify the characteristics of Nylon. I)Nylon fibre is strong,ii) Ela...

    Text Solution

    |

  10. P:Thermoplastic which will soften when heated Q:Thermosetting plastics...

    Text Solution

    |

  11. Which of the following is the closest reason for preserving acids in p...

    Text Solution

    |

  12. Which is an example of thermo setting polymer

    Text Solution

    |

  13. Nylon : Synthetic fibre :: :Cellulose fibre

    Text Solution

    |

  14. Which one of the following is/are not a thermosetting polymer

    Text Solution

    |

  15. “Universal recycling symbol is chasing arrows. Inside the arrows there...

    Text Solution

    |

  16. Shobhan planned to visit Kashmir along with his parents. What types of...

    Text Solution

    |

  17. Which of this statements about acrylic is wrong?

    Text Solution

    |

  18. In “Identification of fibres – Burning test activity what are the prec...

    Text Solution

    |

  19. Which types of clothing is MOST suitable for wearing in very cold hill...

    Text Solution

    |

  20. What does polymer mean?

    Text Solution

    |