Question

Polyvinyl alcohol can be prepared by

• A. polymerization of vinyl alcohol
• B. alkaline hydrolysis of polyvinyl acetate
• C. polymerization of acetylene
• D. reaction of acetylene with $H_2SO_4$ in presence of $HgSO_4$

Answer 1

Answer: (B)

alkaline hydrolysis of polyvinyl acetate

Answer 2

Polyvinyl alcohol can be prepared by alkaline hydrolysis of polyvinyl acetate.