The Complex Ion [Co(OH₂)₆](³⁺)is Blue in an Aqueous Solution

question 70

Multiple Choice

The complex ion [Co(OH₂) ₆](³⁺) is blue in an aqueous solution.Estimate the wavelength of maximum absorbance.

• A) 200 nm
• B) 300 nm
• C) 400 nm
• D) 600 nm
• E) 800 nm

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