电位滴定中,用高锰酸钾标准溶液滴定Fe2+,宜选用()作指示电极。
A#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极
B#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极
C#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极
D#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极
A#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极
B#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极
C#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极
D#A.PH玻璃电极#B.银电极#C.铂电极#D.氟电极