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Ionization Energy

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1) Based on position in the periodic table and electron configuration, arrange these elements in order of decreasing I1. Rank the elements from highest to lowest ionization energy. To rank items as equivalent, overlap them.
K, O, Na, P, Al, S

2) Examine the following set of ionization energy values for a certain element. How many valence electrons does an atom of the neutral element possess? Enter your answer numerically as an integer.
Ionization step Ionization energy
(Kj/Mol)
I1 1012
I2 1903
I3 2912
I4 4956
I5 6273
I6 22233
I7 25997

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This solution explains how to rank atoms based on ionization energy.

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Ionization Energies and Electron Affinities

1)Based on position in the periodic table and electron configuration, arrange these elements in order of decreasing I1. Rank the elements from highest to lowest ionization energy. To rank items as equivalent, overlap them.
K, O, Na, P, Al, S

Ionization energy generally increases as you got to the right across and up the periodic ...

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