1. Chewing of cathode occurs in Hall Heroult’s process

Question

True/False

1.  Chewing of cathode occurs in Hall Heroult’s process 

2.  When water is added after digesting boxide, CO₂ is bobbled to nutrelise the solution

3.  HCl can not be replaced in (2)  because AlCl₃ is formed which is highly soluble 

(a)   FTF 

(b)   TTF 

(c)   FFF 

(d)  FTT

Answer 1

Correct option  (d) FTT