D-And F-Block Elements Ques 236
Question: Which of the following pair will have effective magnetic moment equal
Options:
A) $ C{{r}^{+3}} $ and $ M{{n}^{+2}} $
B) $ C{{r}^{+2}} $ and $ F{{e}^{+2}} $
C) $ {{V}^{+2}} $ and $ S{{c}^{+3}} $
D) $ T{{i}^{+2}} $ and $ {{V}^{+2}} $
Show Answer
Answer:
Correct Answer: B
Solution:
$ C{{r}^{+2}} $ and $ F{{e}^{+2}} $ $ C{{r}^{+2}},-,3d^{4} $ 4 unpaired electrons $ F{{e}^{+2}},3d^{6} $ 4 unpaired electrons
