Among the metals Cr,Fe,Mn,Ti,Ba and Mg, the one that cannot be obtained by reduction of its metal oxide by aluminium is

Options

(a) Cr
(b) Fe
(c) Mg
(d) Ba

Correct Answer:

Mg

Explanation:

Since reduction potential of Al is more than that of Mg and less than rest of he other given metals. So it cannot reduce Mg from its oxide.