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Explain the following giving one suitable example in each case (i) Elastomers (ii) Condensation polymers (iii) Addition polymers |
Answer» (i) Elastomers : These are rubber-like solid with elastic properties . In these elastomeric polymers , the polymer chain are held together by the weakest intermolecular forces . These weak binding forces permit the polymer to be stretched. (ii) Condensation polymers : These are formed by repeated condensation reaction between two different bi-functional or tri-functional monomeric units . Which results in the lose of small molecules like `H_(2)O`, HCl etc . (iii) Addition polymers : The addition polymer are formed by the repeated addition of monomer molecules processing double or triple bonds , e.g., the formation of polythene from ethane and polypropene from propene. |
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