An iron nail placed in a solution copper ll tet... - WAEC Chemistry 2000 Question
An iron nail placed in a solution copper (ll) tetraoxosulphate (VI) is soon covered with a deposit of copper which of the following equations represents the reactions ?
A
Fe 2+ (aq) + Cu(s) → Fe 3+ + Cu 2+ (aq)
B
Fe 2+ (aq) + Cu(s) → Fe(s) + Cu2+ (aq)
C
Fe (s) + Cu2+ (aq) → Fe2+(aq) + Cu2+ (aq)
D
Fe(s) + Cu2+ → Fe2+(aq) + Cu(s)
correct option: d
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