Of the following atoms,which has the largest first ionization energy?
A)K
B)Rb
C)Sr
D)Ca
E)Ba

Name: Of the following atoms,which has the largest first ionization energy? A)K B)Rb C)Sr D)Ca E)Ba
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Question

Quizplus · Accepted Answer

Calcium (Ca) has the largest first ionization energy among the given options because it is higher up in the periodic table compared to the other elements listed, which are in the same group. Ionization energy generally decreases as you move down a group.

Of the Following Atoms,which Has the Largest First Ionization Energy