D-And F-Block Elements Ques 263

Question: The transitional metal which form green compound in +3 oxidation state and yellow orange compound in +6 oxidation state is

Options:

A) Fe

B) Ni

C) Cr

D) Co

Show Answer

Answer:

Correct Answer: C

Solution:

(Cr+6K2Cr2O7yellow

Cr+3Cr2(SO4)3 - green)



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