Multiple Choice
Choose the INCORRECT statement.
A) The electron configuration of Fe2+ is [Ar]3d6.
B) The electron configuration of Co2+ is [Ar]3d7.
C) The electron configuration of Fe3+ is [Ar]3d5.
D) The electron configuration of Ni2+ is [Ar]3d5.
E) A metal carbonyl is a compound formed from a metal and carbon monoxide.
Correct Answer:

Verified
Correct Answer:
Verified
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Q3: Which of the following elements is likely
Q4: Choose the INCORRECT statement.<br>A)Among the methods to
Q5: Titanium tetrachloride has replaced white lead as
Q6: Which element has the largest number of
Q8: Transition group elements differ from main group
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Q10: Choose the INCORRECT statement about transition elements.<br>A)Coordination
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Q12: When permanganate ion serves as an oxidizing