How many electrons are present in 9//4Be2+? by Sunday | Dec 10 | Chemistry WAEC | 0 comments A. 2 B. 4 C. 5 D. 6 Correct Answer: Option A A. 2 Users Also Read These:How many protons, neutrons and electrons…The present ages of Chukwuemeka and Ikechukwu are 6…How many carbon atoms are present in one molecule of…How many valence electrons are contained in the…How many unpaired electrons are there in an atom of…