maxsontully maxsontully

24-09-2022
Chemistry

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The first four ionization energies for element “X” (not in kJ/mol) are 170, 350, 1800, 2500. The first four ionization energies for element “Y” are 200, 400, 3500 and 5000. Identify elements “X” and “Y”. Explain your choice.

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