© examsnet.com
Question : 15
Total: 26
(i) Name the method of refining of metals such as germanium.
(ii) In the extraction ofAl , impure Al 2 O 3 is dissolved in conc. NaOH to form sodium aluminate and leaving impurities behind. What is the name of this process?
(iii) What is the role of coke in the extraction of iron from its oxides?
(ii) In the extraction of
(iii) What is the role of coke in the extraction of iron from its oxides?
Solution:
© examsnet.com
Go to Question: