Original post by miac0328
question asked:
'which of these species is the best reducing agent?
A Cl2
B Cl-
C I2
D I-
why is it I- and not I2 ?
thankyou.
'which of these species is the best reducing agent?
A Cl2
B Cl-
C I2
D I-
why is it I- and not I2 ?
thankyou.
Reducing agents have to give electrons to the other species. The iodine molecule cannot do this. However, the iodide ion can donate an electron and become an iodine atom in the process.
2I- ===> I2 + 2e
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