1
AP EAPCET 2025 - 22nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Novolac is formed by the polymerisation of monomer ' $x$ ' in the presence of $\mathrm{OH}^{-}$ions. What is ' $x$ '?
A
B
C
D
2
AP EAPCET 2025 - 21st May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following is the common monomer for the polymers bakelite and melamine?
A
B
C
$\mathrm{HO}-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{OH}$
D
$\mathrm{CH}_3-\mathrm{OH}$
3
AP EAPCET 2025 - 21st May Morning Shift
MCQ (Single Correct Answer)
+1
-0
In which polymer preparation, Ziegler- Natta catalyst is used?
4
AP EAPCET 2024 - 22th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Polymers that can be softened on heating and hardened on cooling are called
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