Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Chemistry
Chemistry
Problem
In rusting of iron, iron is oxidised and
O
2
\text{O}_2
O
2
is reduced. The no. of electrons used during reduction of
O
2
\text{O}_2
O
2
are .....
Browse the problem library