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For the Reaction Co + Cl2 → CoCl2 ,Which Statement

Question 16

Multiple Choice

For the reaction Co + Cl2 → CoCl2 ,which statement is TRUE?


A) The cobalt is oxidized because its oxidation state changed from 0 to +2.
B) The cobalt is oxidized because it gained two electrons.
C) The oxidation state of each chlorine atom in Cl2 is -1.
D) Each chlorine atom is oxidized.
E) none of the above

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