The materials in which monomers are arranged in a straight chain are known as _______.
A
thermoplastics
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B
thermosetting plastics
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C
melamine
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D
bakelite
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Solution
The correct option is Athermoplastics The given options are plastics. Based on the connections between their monomer units, plastics are classified as thermoplastic and thermosetting plastic. Thermosetting plastics have cross-links between two linear or branched chains, forming a three dimensional network. Bakelite and melamine are thermosetting plastics. Thermoplastics have monomer units connected in linear fashion.