Transparent soaps (e.g. Pears) are____________________?

Related Mcqs:

1. Shaving soaps are____________________?

   A. Soft potassium soaps (potassium salt of fatty acid) with free Stearic acid to give lather a
   lasting property
   B. Metallic soaps compounded with frothing agents
   C. High free alkali soaps having excess of cane sugar and alcohol
   D. None of these

2. Removal of dirt/soil by soaps or detergent does not involve the _______________ of soil ?

   A. Emulsification
   B. Dispersion
   C. Precipitation
   D. Wetting

3. Soaps remove dirt by ____________________?

   A. Increasing the surface tension
   B. Decreasing wettability
   C. Supplying hydrophilic group
   D. None of these

4. The major constituents of glass are____________________?

   A. Lime, clay and soda ash
   B. Sand, lime and soda ash
   C. Silica, alumina and clay
   D. Silica, alumina and soda ash

5. Pick out the wrong statement ?

   A. Wine, rum & Vodka are prepared by the formulation of fruit juice, sugar beet & rye
   respectively
   B. Protein catalysts are called enzymes
   C. The rate of chemical reaction is independent of the concentration of reactants at high
   concentration of enzymes
   D. Total sugar content in molasses is about 10%

6. Viscose rayon is__________________?

   A. Cellulose nitrate
   B. Regenerated cellulose nitrate
   C. Regenerated cellulose acetate
   D. None of these

7. Industrial production of chloroform requires acetone and_____________________?

   A. Phosgene
   B. Calcium hypochlorite
   C. Chlorine
   D. Ammonium chloride

8. Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by _____________________?

   A. Iron-steam reaction
   B. Electrolysis of water
   C. Steam reforming of naphtha
   D. Its cryogenic separation from coke oven gas

9. Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction ?

   A. Oxidation of Na+ ions
   B. Oxidation of Cl- ions
   C. Reduction of Na+ ions
   D. Reduction of Cl- ions

10. Finely ground calcium aluminate & silicate is a/an ____________________?

    A. Cermet
    B. Cement
    C. Abrasive
    D. Explosive