Table 1
Free radical formation reactions
O
2
−
+
O
2
−
+
2H
+
→ H
2
O
2
+
O
2
(1)
O
2
−
+
H
2
O
2
→ O
2
+
OH
⋅
+
OH
−
(2)
Fe
3+
+
O
2
−
→ O
2
+
Fe
2
+
(3)
Fe
2+
+
H
2
O
2
→ Fe
3+
+
OH
−
+
OH
⋅
(4)