Redox Reactions And Electrochemistry Ques 467

Question: What is the net charge on ferrous ion [AFMC 2004]

Options:

A) + 2

B) + 3

C) + 4

D) + 5

Show Answer

Answer:

Correct Answer: A

Solution:

$ _{26}Fe\xrightarrow{{}}[Ar],3d^{6}4S^{2} $ $ F{{e}^{++}}\xrightarrow{{}},[Ar],3d^{6},4S^{0} $ $ F{{e}^{+++}}\xrightarrow{{}},[Ar],3d^{5}4S^{0} $ In +2 state $ Fe $ is called Ferrous & in +3 state as ferric.



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