In primitive days, _____________ was being manufactured by Leblanc Process ?

Related Mcqs:

Baking soda is chemically represented by__________________?

A. Na2CO3 B. NaHCO3 C. Na2CO3.H2O D. Na2CO3.10H2O...

Plasticisers are added to synthetic plastics to____________________?

A. Impart flexibility B. Improve workability during fabrication C. Develop new improved properties not present in the original resins D. All A, B. and C....

Digestion of wood-base materials (for manufacture of pulp) is done to __________________?

A. Remove lignin B. Produce long fibres C. Prevent deterioration on storage D. None of these...

The main use of HCl is in the___________________?

A. Drilling of petroleum wells and pickling of steel sheets B. Manufacture of cationic detergent C. Treatment of spent fuel of nuclear reactor D. None of these...

Bromides contained in hot mother liquor is treated with ______________ during manufacture of bromine from sea water ?

A. SO3 B. Cl2 C. NH3 D. SO2...