12 questions from 2021
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:
is a repeating unit for: