MetallurgyHard
Question
Aluminium is extracted from alumina (Al2O3) by electrolysis of a molten mixture of :
Options
A.Al2O3 + KF + Na3AlF6
B.Al2O3 + HF + NaAlF4
C.Al2O3 + CaF2 + NaAlF4
D.Al2O3 + Na3AlF6 + CaF2
More Metallurgy Questions
An equation of a plane parallel to the plane x-2y + 2z - 5 = 0 and at a unit distance fromthe origin is :...The rocky and silicious matter associated with an ore is called :...Which of the following statement is incorrect about the extractive metallurgy of copper ?...Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false.(i) ...In Van Arkel method, if I2 is introduced at 1800 K over impure zirconium metal, the product will be :...