Q2 of 55 Page 169

Which chief impurities are present in bauxite?

Bauxite is the ore of the aluminium by processing of bauxite aluminium is obtained from it. Some of the chief impurities present in the bauxite are iron oxide (Fe2O3) and silica (SiO2).


More from this chapter

All 55 →
2

Write names of three methods used for refining of metals.

 2

What has been taken as anode and cathode for refining of metals in electrolysis method?

 2

Which two substances are added along with alumina to obtain aluminium from alumina by electrochemical reduction?

 2

Which substance is called slag?