Question
Chemistry Question on General Principles and Processes of Isolation of Elements
In Goldschmidt aluminothermic process which of the following reducing agents is used:
A
calcium
B
coke
C
Al-powder
D
sodium
Answer
Al-powder
Explanation
Solution
Reduction by powdered aluminium is known as Gold-Schmidt aluminothermic process. This process is employed in cases where metals have very high m.p. and are to be extracted from their oxides.