Answer:
Co(CN)₂
Step-by-step explanation:
Cobalt (II) cyanide -
The formula for Cobalt (II) cyanide is Co(CN)₂ , it is one of the inorganic compound . It is one of the type of coordination polymer , the compound is used in the many inorganic synthesis and in the homogeneous catalysis .
The major use of Co(CN)₂ is that , it acts as a precursor to the cobalt carbonyl.