Question 11 • 2025-2026_MDCPS_2003345_Chemistry_1_A-CR
K has a first ionization energy of 418.8 kJ/mol, while Br’s is 1140 kJ/mol. Because less energy is needed to remove an electron from K, K gives up an electron more easily. Thus, the supported prediction is that K will give up an electron more easily than Br.
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