A) urotropine
B) bakelite
C) terylene
D) glyptal
Correct Answer: A
Solution :
(a)\[\underset{formaldehyde}{\mathop{6HCHO}}\,+4N{{H}_{3}}\xrightarrow{{}}\underset{urotropine}{\mathop{{{(C{{H}_{2}})}_{6}}{{N}_{4}}}}\,+6{{H}_{2}}O\] (b) Bakelite is formed when formaldehyde reacts with phenol (c) Terylene is formed when ethyl ene-glycol reacts with terephthalic acid (d) Glyptal is formed when ethylene glycol reacts with phthalic acid
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