For the elements of atomic numbers 8–13

CHEMISTRY · Subjective · CBSE · Chemistry · Classification of Elements and Periodicity in Properties · Classification of Elements and Periodicity in Properties

Problem

For the elements of atomic numbers 8–13, the following first-ionization energies (in kJ·mol⁻¹) are observed: Z = 8 1314 Z = 9 1681 Z = 10 2081 Z = 11 496 Z = 12 738 Z = 13 577 Determine the atomic number of the element in this set that is most likely to form a +1 ion in ionic compounds, and briefly explain your reasoning based on the data.

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