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10. Biomolecules — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistry10. Biomolecules1 Mark
MCQ
In the viscose process the solvent for cellulose consists of
  • A
    Ether and alcohol
  • B
    Copper sulphate and ammonia
  • ✓
    Sodium hydroxide and carbon disulphide
  • D
    Acetic acid and acetic anhydride
✓

Answer

Correct option: C.
Sodium hydroxide and carbon disulphide
c
In the viscose process the solvent for cellulose consists of Sodium hydroxide and carbon disulphide in viscose process uses carbon disulfide to convert cellulose into cellulose xanthate, which is soluble in aqueous alkali solutions $( NaOH )$, before forming fibers in an acidic coagulation bath.

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