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Electric switches, plugs and sockets are made of cross-linked chain plastics?

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Important Questions on Synthetic Fibres and Plastics

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Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Which polymer is used in the preparation of non-sticking cooking vessels?
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Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Which resin is prepared from urea and formaldehyde?
MEDIUM
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
What are the various types of plastics? Give two examples of each type of plastics.
EASY
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Explain the difference between thermoplastic and thermosetting plastics.
MEDIUM
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Give two uses of PVC.
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Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Choose the thermoplastics and thermosetting plastics from the following:
Melamine, Polythene, Bakelite, Polyvinyl chloride
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Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Name four different plastics.
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Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Explain the difference between thermoplastics and thermosetting plastics.
EASY
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
What are thermosetting plastics?
MEDIUM
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Write the full form of PVC. Is it thermoplastic or thermosetting plastic?
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Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Explain why the following are made of thermosetting plastics.
(a) Saucepan handles
(b) Electric plugs/ switches/ plug boards
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Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
State two uses of melamine.
MEDIUM
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Explain why, frying pan handles are made of thermosetting plastics.
EASY
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Give one use of teflon.
MEDIUM
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Why are thermoplastics not used for making frying pan handles?
MEDIUM
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Categorise the materials of the following products into 'can be recycled' and 'cannot be recycled'.
Telephone instruments, plastic toys, cooker handles, carry bags, ball point pens, plastic bowls, plastic covering on electrical wires, plastic chairs, electrical switches.
HARD
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Explain why thermoplastics become soft on heating but thermosetting plastics do not become soft on heating. Draw labelled diagrams to illustrate your answer.
MEDIUM
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Write two uses of bakelite.
EASY
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Which of the following is a use of Bakelite?
EASY
Science>Chemistry>Synthetic Fibres and Plastics>Types of Plastics
Which of the following is a use of Melamine?