Skip to content

Menu

Game modes

Account

← Chemistry
GK QUESTION#3228

Assertion (A): Rayon is classified as a semi-synthetic fibre.

Reason (R): Rayon is manufactured by chemically processing cellulose obtained from natural sources such as wood pulp.

Choose the correct option.

  1. ABoth A and R are true, and R is the correct explanation of A.Correct answer
  2. BBoth A and R are true, but R is not the correct explanation of A.
  3. CA is true, but R is false.
  4. DA is false, but R is true.
Show AnswerHide Answer

Answer

A. Both A and R are true, and R is the correct explanation of A.

Show ExplanationHide Explanation

Explanation

Rayon is manufactured by chemically processing and regenerating cellulose obtained from natural material such as wood pulp. This combination of a natural polymer source and industrial processing explains its school-text classification as semi-synthetic. Both statements are true and the reason explains that classification.

Sign in to report a question issue

Explore this topic

Which listed process causes browning and flavour development when sugars are heated?What is the general name for deterioration of fats and oils through oxidation or hydrolysis, producing unpleasant flavours…Consider the following statements about usual industrial and food-additive roles. 1. Potassium metabisulphite is used as a food…