D-And F-Block Elements Ques 380

Question: Which of the following pair of ions may exhibit same colour

Options:

A) $ C{{r}^{+++}} $ and $ F{{e}^{++}} $

B) $ T{{i}^{+++}} $ and $ {{V}^{++}} $

C) $ F{{e}^{+++}} $ and $ M{{n}^{++}} $

D) $ C{{u}^{+}} $ and $ N{{i}^{++}} $

Show Answer

Answer:

Correct Answer: A

Solution:

$ C{{r}^{+++}} $ $\rightarrow$ green

$ F{{e}^{+++}} $ $\rightarrow$ Pale-green



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