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[ F e ( H 2 O ) 6 ] 2 + and [ F e ( C N ) 6 ] 4 - differ in

Options

  1. Ageometry, magnetic moment
  2. Bgeometry, hybridization
  3. Cmagnetic moment, colour
  4. Dhybridisation, number of d-electrons

Correct answer

C. magnetic moment, colour

Step-by-step solution

[ F e ( H 2 O ) 6 ] 2 + and [ F e ( C N ) 6 ] 4 - differ in magnetic moment and colour. F e 2 + in [ F e ( H 2 O ) 6 ] 2 + Colour: Pale green μ = 4.9 B.M.; octahedral F e 2 + in [ F e ( C N ) 6 ] 4 - Colour: Yellow; μ = 0 ; octahedral.

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