Ask a Question
Question Asked by a Student from EXXAMM.com Team
Q 2600167918.     Give reasons:
(i) Name the method of refining of nickel.
(ii) What is the role of cryolite in the extraction of aluminium?
(iii) What is the role of limestone in the extraction of iron from its oxides?
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)