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Unformatted text preview: n=1 n=2 n=1 n=2 n=1 n=3 Mg
Mg=1.30 Å Atomic Radii Grey = Neutral Radii,
Red = Cationic Radii, Blue = Anionic Radii Isoelectronic Series
Isoelectronic atoms/ions have identical numbers of
O2- = 1.40 Å
F-= 1.33 Å
Na+= 0.97 Å
Mg2+= 0.66 Å
As the nuclear charge in an isoelectronic series
increases the size of the atom decreases. Periodic Trends in 1st Ionization Energy Periodic Trends in 1st Ionization Energy Non-metals, high 1st IE C P
S Zn I As
Ga Beyond 1st Ionization Energy Electron Affinity Properties of the Group I & II Metals ...
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