Don’t melt or soften on heating

Cross-linking is usually developed at the time of moulding where they harden reversibly

Back to POLYMERS

NEET UG CHEMISTRY MCQ: POLYMERS

1 Medium

1 of 1

Understanding +4 | -1

Thermosets are:

View answer and explanation

Correct option: D

All of the above

Option D (All of the above) is correct because thermosets are cross-linked polymers that do not melt or soften upon heating, and their cross-linking is usually developed during moulding.

More Questions from POLYMERS

Practice All Chapter MCQs →

Arrange the following monomers in order of decreasing ability to undergo cationic polymerisation

\mathrm{I}\mathrm{.}\,\,\,\,\,\mathrm{N}{\mathrm{O}_2}{\mathrm{C}_6}{\mathrm{H}_5} - \mathrm{CH} = \mathrm{C}{\mathrm{H}_2}

\mathrm{II}\mathrm{.}\,\,\,\,\,\mathrm{C}{\mathrm{H}_2} = \mathrm{CH} - {\mathrm{C}_6}{\mathrm{H}_5}\mathrm{C}{\mathrm{H}_3}

\mathrm{III}\mathrm{.}\,\,\,\,\,\mathrm{C}{\mathrm{H}_2} = \mathrm{CH} - {\mathrm{C}_6}{\mathrm{H}_5}\mathrm{OC}{\mathrm{H}_3}

Thiokol is a Assertion: Vulcanisation of rubber increases its tensile strength.

Reason: Sulphur cross links are formed between poly-isoprene chains during vulcanisation. Select the correct statement. Which of the following type of forces are present in vulcanized rubber? Which of the following is not an example of addition polymer?