How many electrons are present in 9//4Be2+? By: Sunday|Published on: Dec 10|Categories: Chemistry WAEC| 0 comments A. 2 B. 4 C. 5 D. 6 Correct Answer: Option A A. 2 Users Also Read These:The enzyme that is present in the saliva is?The present ages of Chukwuemeka and Ikechukwu are 6…Another character present is?The other character present is?An acid present in proteins is?SEE ALSO Equal amounts of marble chips are reacted separately with 100cm3 of hydrochloric acid of different concentrations . if all the marble chips reacted, which of the following remained the same in each case?