Which of the following is not produced on commercial scale from sea water ?

Related Mcqs:

Economics of ‘Solvay Process’ depends upon the efficiency of __________________?

A. Carbonating tower B. Ammonia recovery C. Ammonia recovery and size of the plant D. Ammoniation of salt solution...

Sea water contains about ______________________ ppm of bromine ?

A. 5 B. 70 C. 500 D. 1700...

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of ____________________?

A. Nitric acid B. Sulphuric acid C. Ammonium sulphate D. Hydrochloric acid...

The chamber process is______________________?

A. Preferred over contact process for producing 98 to 100% H2SO4 and various oleums B. Non-catalytic and operates only on pyrites C. A batch process for directly producing high strength (98 to 100%) H2SO4 D. None of these...

The main component of Pyrex glass is_____________________?

A. Zinc B. Lead C. Boron D. Selenium...