How many electrons does each gold atom gain? How many electrons does each iodine atom lose? What is the total number of electron
s that are moved in the oxidation-reduction reaction? Complete the final balanced equation based on the half-reactions.
2 answers:
Answer:
3 , 1 , 6 , 2 , 6 , 2 , 3 , 6
Answer:
Explanation:
Half equation:
I. Au3+ + 3e- --> Au
II. 2I- --> I2 + 2e-
Au3+ + 3e- --> Au. ×2
2I- --> I2 + 2e- ×3
2Au3+ + 6e- --> 2Au
6I- --> 3I2 + 6e-
Overall equation
AuI3 --> 2Au + 3I2
A.
3 electrons
B.
2 electrons
C.
6 electrons
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