Functional groups, homologous series, classification
Top questions
See all →- Which statement regarding polymers is not correct ? Answer: 1. Thermosetting polymers are reusable. Key idea: thermosetting polymers are cross-linked and cannot be remoulded. Thermosetting pol... 1
- The biodegradable polymer is : Answer: 2. nylon 2-nylon 6 Nylon 2-nylon 6 is a copolymer of glycine and amino caproic acid joined by peptide (amide) linkages that enzymes... 1
- Which one of the following structure represents nylon 6,6 polymer? Answer: 3. [structure shown in figure] Key idea: nylon 6,6 is made from hexamethylenediamine and adipic acid, linked by amide bonds. Repeat... 1
- Natural rubber has : Answer: 1. All cis-configuration Key idea: natural rubber is cis-1,4-polyisoprene. All the double bonds in the chain have cis configuration,... 1
- Which of the following is an analgesic ? Answer: 1. Novalgin Key idea: an analgesic relieves pain. Novalgin is an analgesic (and antipyretic). Penicillin, streptomycin and chloromyc... 1