Multiple Choice
Choose the INCORRECT statement.
A) Iron's main uses is in steel.
B) The ferromagnetic metals are Fe, Co, Ni.
C) Iron only exists in +1 and +2 oxidation states.
D) Fe, Co, and Ni can all exist in the +2 oxidation state.
E) Fe(H2O) 62+ is more stable than Fe(H2O) 63+ because it has a half-filled d subshell.
Correct Answer:

Verified
Correct Answer:
Verified
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