An alkali metal salt of Palmitic acid is known as _____________________?

Related Mcqs:

1. Sodium salt of higher molecular weight fatty acid is termed as the ______________________ soap?

   A. Hard
   B. Soft
   C. Metallic
   D. Lubricating

2. Free alkali in a toilet soap is _______________ that in a laundry shop ?

   A. Less than
   B. More than
   C. Same
   D. None of these

3. ________________ acid is an unsaturated fatty acid ?

   A. Palmitic
   B. Oleic
   C. Stearic
   D. Oxalic

4. High acid value of an oil or fat is an indication of _____________________?

   A. Storage under improper conditions
   B. Absence of unsaturation
   C. Its smaller molecular weight
   D. None of these

5. Hydrochloric acid is also known as_________________?

   A. Oil of vitriol
   B. Muriatic acid
   C. Strong organic acid
   D. Green acid

6. Chemical formula of ‘salt cake’ is____________________?

   A. Na2SO4
   B. CaSO4
   C. MgSO4
   D. BaSO4

7. Salt is added in the kettle during soap manufacture to separate ___________________?

   A. Soap from lye
   B. Glycerine from lye
   C. The metallic soap
   D. The unsaponified fat from soap

8. Salt cake is chemically represented by_________________?

   A. Na2SO4
   B. CaSO4. ½H2O
   C. MgSO4
   D. BaSO4

9. Good quality of edible salt is obtained from brine by the process of__________________?

   A. Solar evaporation
   B. Vacuum evaporation
   C. Freeze drying
   D. Electrolysis

10. Glauber’s salt is chemically represented by____________________?

    A. Na2SO4.10H2O
    B. CaCl(OCl)
    C. CaSO4.H2O
    D. (NH4)2SO4