Home / Chemical Engineering / Chemical Process :: Section 14

Chemical Engineering :: Chemical Process

  1. Low temperature carbonisation of coal takes place at __________ °C.

  2. A.
    300
    B.
    1100
    C.
    700
    D.
    900

  3. Shaving soaps are

  4. A.
    soft potassium soaps (potassium salt of fatty acid) with free stearic acid to give lather a lasting property.
    B.
    metalic soaps compounded with frothing agents.
    C.
    high free alkali soaps having excess of cane sugar and alcohol.
    D.
    none of these