Which of the following has highest ionization energy value? A. Li B. Be C. H D. He Right Answer: D. He Share : December 14, 2017 Hassan Ali Chemistry Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -Which one is mono isotopic element?Two enzymes that are distinct chemically and physically but catalyze same reaction are called?Yellowish brown gray haze refers to?