A. hydrogen and oxygen gases
B. oxygen and chlorine gases
C. solid NaCl
D. a water solution of NaOH
In the setup for electroplating chromium on steel the chromium ions would be
A. released at the steel cathode
B. found in the electrolyte solution
C. absorbed by the steel anode
D. absorbed by the chromium anode
2007-05-17 06:33:45 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
A. hydrogen and oxygen gases
B. found in the electrolyte solution
2007-05-17 06:40:54 · answer #1 · answered by Feeling Mutual 7 · 0⤊ 1⤋
D. 2NaCl(aq) ===> 2Na+ + 2OH- + Cl2(g) + H2(g)
B. The Cr3+ ions would be released into the solution from the chromium anode. Remember: Whether in electrolyrtic or galvanic cells, the oxidation always occurs at the anode.
2007-05-17 13:43:48 · answer #2 · answered by steve_geo1 7 · 0⤊ 1⤋