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picture1_Plastic Pdf 224460 | Ncert G8 Boc Chemistry Synthetic Fibres And Plastics


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File: Plastic Pdf 224460 | Ncert G8 Boc Chemistry Synthetic Fibres And Plastics
Class- VIII-CBSE-Science Synthetic Fibres And Plastics CBSE NCERT Solutions for Class 8 Science Chapter 3 Back of Chapter Questions 1. Explain why some fibres are called synthetic. Solution: The fibres ...

icon picture PDF Filetype PDF | Posted on 27 Feb 2023 | 2 years ago
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...Class viii cbse science synthetic fibres and plastics ncert solutions for chapter back of questions explain why some are called solution the prepared by human beings a fibre is also chain small units joined together each unit monomer actually chemical substance examples rayon nylon polyester acrylic etc mark correct answer different from because it has silk like appearance b obtained wood pulp c its can be woven those natural fill in blanks with appropriate words or synthesised raw materials plastic artificial man made petrochemicals polymer give which indicate that very strong as follows they used making ropes parachutes while rock climbing practice more on page www embibe com hence we say containers favored storing food characteristics make favorable items light weight lower price good strength d easy handling difference between thermoplastic thermosetting there two types thermoplastics brittle break when bent easily softening not possible even heated once molded thus reshaped cannot...
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