Acidified K2Cr2O7 solution turns green when Na2SO3 is added to it. Thi – McqOptions

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1.	Acidified K2Cr2O7 solution turns green when Na2SO3 is added to it. This is due to the formation of?
A.	CrSO4
B.	SO4
C.	Cr2(SO4)3
D.	Cr2(SO3)3
Answer» D. Cr2(SO3)3

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