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NEETChemistryCoordination Compounds

What will be the correct order for the wavelengths of absorption in the visible region for the following: [Ni(NO 2 ) 6 ] 4– , [Ni(NH 3 ) 6 ] 2+ and [Ni(H 2 O) 6 ] 2+

Options

  1. A[Ni(H 2 O) 6 ] 2+ 2 ) 6 ] 4– 3 ) 6 ] 2+
  2. B[Ni(NO 2 ) 6 ] 4– 3 ) 6 ] 2+ 2 O) 6 ] 2+
  3. CNi(NH 3 ) 6 ] 2+ 2 O) 6 ] 2+ 2 ) 6 ] 4–
  4. D[Ni(H 2 O) 6 ] 2+ 3 ) 6 ] 2+ 2 ) 6 ] 4–

Correct answer

B. [Ni(NO 2 ) 6 ] 4– 3 ) 6 ] 2+ 2 O) 6 ] 2+

Step-by-step solution

Correct Option is : (B) [Ni(NO 2 ) 6 ] 4– 3 ) 6 ] 2+ 2 O) 6 ] 2+

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