Question

Rayon is

• A. natural silk
• B. artificial silk
• C. natural plastic or rubber
• D. synthetic plastic

Answer 1

Answer: (B)

Rayon is man-made fibre which consists of purified cellulose in the form of long threads. Rayon resembles silk in appreances. Hence, it is called as artificial silk.
$\underset{(fromwoodpulp)}{\mathrm{Cellulose}}\underset{C{S}_2}{\overset{NaOH}{\to }}\underset{(syruolikepulp)}{\mathrm{Viscose}}\underset{spinnertintodil.H_{2}S{O}_4}{\overset{Passthrough}{\to }}\underset{(finesilkthread)}{\mathrm{Rayon}}$