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In polymer Buna-S : ‘S’ stands for:

is a repeating unit for:

Monomer of Novolac is:

Which one of the following compounds will liberate \( \mathrm{CO_2} \) when treated with \( \mathrm{NaHCO_3} \)?

A biodegradable polyamide can be made from:

Which among the following is not a polyester?

The polymer formed on heating Novolac with formaldehyde is:

Match List-I with List-II:

Choose the correct answer from the options given below:

Bakelite is a cross-linked polymer of formaldehyde and:

Fructose is an example of :

Monomer units of Dacron polymer are:

Orlon fibres are made up of:

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JEE Main 2021 31st August Evening Shift

Which among the following is not a polyester?