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REDOX REACTIONS AND ELECTROCHEMISTRY
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In the reaction V₂O₅(s) + 5Ca(s) → 2V(s) + 5CaO(s), what happens to vanadium?
A. Vanadium is oxidized.
B. Vanadium remains unchanged.
C. Vanadium acts as a catalyst.
D. Vanadium is reduced.
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