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Chemistry
Chemistry
Problem
The oxidation state of copper changes when aqueous copper (II) ions react with : 1.
NaOH
(
aq
)
\text{NaOH}(\text{aq})
NaOH
(
aq
)
2.
Fe
(
s
)
\text{Fe}(\text{s})
Fe
(
s
)
3.
KI
(
aq
)
\text{KI}(\text{aq})
KI
(
aq
)
a. I, II, III b. II only c. II, III d. I only
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