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Byju's Answer
Standard VIII
Chemistry
Production of Nylon
Which of the ...
Question
Which of the following can be repeatedly soften on heating?
(i) Polystyrene
(ii) Melamine
(iii) Polyesters
(iv) Polyethylene
(v) Neoprene
A
(i) and (ii)
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B
(i) and (iv)
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C
(iii) , (iv) and (v)
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D
(ii) and (iv)
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Solution
The correct option is
B
(i) and (iv)
(B) (i) and (iv)
Polystyrene and polyethylene
soften on heating and are
linear array of branched long
chains.
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