Blue colour is imparted to glass by the addition of__________________?
A. FeSO4
B. PbO
C. CaO
D. NaOH
Related Questions on Chemical Process Mcqs
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
Which of the following is an explosive ?
A. Nitro-glycerine
B. Trinitrotoluene (TNT)
C. Cellulose nitrate
D. All A , B., and C.
Low temperature carbonisation of coal takes place at _______________ °C ?
A. 300
B. 1100
C. 700
D. 900
Which of the following is not a product of coal tar distillation ?
A. Anthracene
B. Creosote oil
C. Carbolic oil
D. None of these