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When cobalt (II) chloride is dissolved i...

When cobalt (II) chloride is dissolved in water, a Pink solution A formed. When Ammonia is passed through the solution orange red solution is obtained. The coordination number of central metal in the orange red solution is

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The correct Answer is:
6
`CoCl_(2)overset("water")(rarr)Co^(+2)(aq)overset(NH_(3))(rarr)underset("oragne Red")([Co(NH_(3))_(6)]^(+2))`
Coordination Number `=6`
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