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On treatment of 100 mL of 0.1 M solution...

On treatment of 100 mL of 0.1 M solution of `COCl_(3).6H_(2)O` with excess of `AgNO_(3), 1.2 xx 10^(22)` ions are precipitated. The complex is

A

`[Co(H_2O)_4C1_2]C1.2H_2O`

B

`[Co(H_2O)_3C1_3]3H_2O`

C

`[Co(H_2O)_6]C1_3`

D

`[Co(H_2O)_5C1]C1_2.H_2O`

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