Question

In which of the following processes, a catalyst is not used?

• A. Haber's process and Deacon's process
  
• B. Deacon's process and Solvay process
  
• C. Solvay process and Lead chamber process
  
• D. None of these can proceed without catalyst

Answer 1

The correct option is D None of these can proceed without catalyst

Haber's process catalyst is finely divided iron

Deacon's process catalyst is copper chloride

Solvay process catalyst is ammonia-soda

Lead chamber process catalyst is platimnum.

So in the all above process is catalyst is used.