Chem 220    CC # 11  5 points  Name __________________________________Lab___

Show all of your work.

The Co³⁺ ion has six d electrons. For the complex ions:

[Co(NH₃)₆] ^{3 +}        and          [Co(NH₃)₅H₂O] ^{3 +}

A)    Determine which ion is red and which one is yellow.

B)     Determine which ion is paramagnetic and which is diamagnetic.

C)    Determine which ion has high spin and which has low spin.