<Tr> <Td> PubChem CID </Td> <Td> <Ul> <Li> 3387080 </Li> </Ul> </Td> </Tr> <Ul> <Li> 3387080 </Li> </Ul> <Tr> <Th_colspan="2"> Properties </Th> </Tr> <Tr> <Td> Chemical formula </Td> <Td> Ca N </Td> </Tr>

The oxidation state of nitrogen in calcium nitride ca3n2