the correct option is C....pls give the correct explanation and solution...it will be marked the brainliest
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Explanation:
A solution of Hg
2+
ion on treatment with a solution of cobalt(II) thiocyanate gives rise to a deep blue crystalline precipitate. Then the coordination number of mercury in the deep blue colored compound is 4.
Hg
2+
+2Co(SCN)
2
→
deep blue crystalline precipitate
Co[Hg(SCN)
4
]↓
+Co
2+
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