The species with no electron in the 3d-orbital is? by Sunday | Dec 9 | Chemistry WAEC | 0 comments A. Zn2+ B. Sc3+ C. Cu D. Mn Correct Answer: Option B B. Sc3+ Users Also Read These:The electron configuration of carbon atom in its…The element with electron configuration 1s2 2s2 2p 6…The energy which accompanies the addition of an…The energy change that accompanies the addition of…In an inter-species competition, the less successful…