Correct answer
D. Be+³
Explanation
Be+³ is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
The addition of a catalyst to the reaction system__________________?
The number of d-electrons in Fe2+ (Z = 26) is not equal to that of____________?
At what digit of PH scale PH is neutral?
Which of the following is used as water disinfectant to avoid the formation of toxic compounds_________________?
Neutrons moving with an energy of 1.2 MeV are called_______________?
Oxidation state +1 for phosphorous is found in___________?