The monomer unit of polyvinyl chloride has the formula

Options

(a) CH₃ – CH₂Cl
(b) CH₂ = CH₂
(c) CHCl = CHCl
(d) CH₂ = CHCl

Correct Answer:

CH₂ = CHCl

Explanation:

The formula of the monomer unit of polyvinyl chloride is CH₂ = CHCl where chlorine atoms are attached at regular intervals. It is used in making phenograph records, platic pipes etc.