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More Questions on This Topic :

Question 1. What are the soaps?
  1.    Salts of silicates
  2.    Mixture of glycerol and alcohols
  3.    Sodium or potassium salts of heavier fatty acids
  4.    Esters of heavy fatty acids
Answer: Option C

Question 2. How does common salt help in separating soap from the solution after saponification?
  1.    By decreasing density of Soap
  2.    By decreasing solubility of Soap
  3.    By increasing density of Soap
  4.    By increasing solubility of Soap
Answer: Option B

Question 3. In vulcanisation, natural rubber is heated with
  1.    Carbon
  2.    Silicon
  3.    Sulphur
  4.    Phosphorous
Answer: Option C

Question 4. Optical fibers are mainly used for which of the following?
  1.    Musical instruments
  2.    Food industry
  3.    Weaving
  4.    Communication
Answer: Option D

Question 5. Rayon is chemically a
  1.    Cellulose
  2.    Pectin
  3.    Glucose
  4.    Amylase
Answer: Option A

Question 6. Wood is the main raw material for the manufacture of
  1.    Paint
  2.    Paper
  3.    Ink
  4.    Gun powder
Answer: Option B