Discussion Forum

1)

In the reaction ,

$8Al+3Fe_{3}O_{4} \rightarrow  4Al_{2}O_{3}+9Fe$ the number of electrons transferred from the reductant to the oxidation is 

Answer:

Option D

Explanation:

$8 Al \rightarrow 8Al^{3+}+24e^{-}$

$9Fe^{8/3}+24e^{-} \rightarrow 9 Fe$

 Total 24 electrons are transferred