Practice question
Question
Which element in group 1 has the lowest second ionization enthalpy?
Explanation
Second ionization enthalpy for group 1 elements involves removing an electron from X+ (noble gas configuration). Cs⁺ (largest size) has the lowest value due to reduced nuclear attraction.
Discussion
Comments
Please log in to join the discussion.
Login to commentNo comments yet. Be the first to start the discussion.