Ƙirƙiri wani nau'i mai mahimmanci na wannan jumla Nitride ion, N 3 -, yana da isolectronic tare da anion oxide, O 2 -, da kuma fluoride anion, F -.
Tabbas, wani nau'i mai rikitarwa na jumla shine "Nitride ion (N 3 - ) yana da isolectronic tare da anion oxide, O 2 -, da kuma fluoride anion, F - kuma yana da radius na ionic wanda aka kiyasta ya zama 140 pm. "