Assertion : Aqueous solution of the compound `CoCl_(3) * 4NH_(3)` when treated with excess of `AgNO_3` , 1 mole of AgCl is precipitated .
Reason : The compound `CoCl_(3) * 4NH_(3)` has six primary valencies and one secondary valency .
A. If both Assertion and reason are true and reason is the correct explanation of assertion
B. If both assertion and reason are true but reason is not the correct explanation of assertion
C. If assertion is true but reason is false
D. if both assertion and reason are false

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Correct Answer - C
The compound `CoCl_(3) * 4NH_(3)` has six secondary valencies and three primary valencies .

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