Let's match each polymer with its common use: (a) Polyethylene: Widely used for packaging, including bottles (e.g., water bottles made from PET or HDPE, both related to polyethylene chemistry). (iii) Water bottles. (b) Polyvinyl chloride (PVC): A versatile polymer used in construction for pipes, window frames, flooring, etc. (iv) Pipes. (c) Polytetrafluoroethylene (PTFE): Known as Teflon, famous for its nonstick properties in cookware and as a low-friction material. (i) Nonstick surfaces. (d) Polyvinyl acetate (PVA): Used in adhesives like wood glue, paper glue, and as a binder in paints. (ii) Adhesives.
Match the following and choose the correct answer in view of polymer products. Polymer Name Uses (i) Nonstick sur‐ (a) Polyethylene faces (b) Polyvinyl chloride (ii) Adhesives (c) Polytetrafluoroethyl‐ (iii) Water bottles ene (d) Polyvinyl acetate (iv) Pipes
Asked in KPSC KAS Prelims 2024 · Topic: Polymer (Synthesis, properties, and applications of common thermoplastics (e.g., PE, PP, PVC, PS))
More Chemistry questions
- The most common and least expensive plastic film used for packaging of solid food materials is
- In most of the children's toys, a toxic chemical remains present. In this respect, which among the following statements is/are correct? 1. The name of the toxic element is phthalates which are esters of phthalic acid. 2. They are mainly used as plasticizers, i.e., substances added to plastics to increase their flexibility and longevity. 3. They are easily released into environment because there is no covalent bond between the phthalates and plastics in which they are mixed. Select the correct answer using the code given below.
- Bisphenol A (BPA), a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?
- With reference to polyethylene terephthalate, the use of which is so widespread in our daily lives, consider the following statements: 1. Its fibres can be blended with wool and cotton fibres to reinforce their properties. 2. Containers made of it can be used to store any alcoholic beverage. 3. Bottles made of it can be recycled into other products. 4. Articles made of it can be easily disposed of by incineration without causing greenhouse gas emissions. Which of the statements given above are correct ?
- In which of the following are hydrogels used ? Select the correct answer using the code given below : Controlled drug delivery in patients Mobile air-conditioning systems Preparation of industrial lubricants
- The term PVC used in the plastic industry stands for
- Which one of the following polymers is used for the production of non-sticky pans?
- Which one of the following polymers is used for making bullet-proof windows?
