Without looking at Table 9.3, arrange the following in order of increasing ionic radius: As 3 ,

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Without looking at Table 9.3, arrange the following in order of increasing ionic radius: As3−, Se2−, Br. Explain how you arrived at this order.

Table 9.3 lonic Radii (in pm) of Some Main-Group Elements Period 1A 2A ЗА 6A 7A 2 Lit 2+ O2- F- 60 31 140 136 3 Na+ Mg?+ A3+ S2- Cl- 95 65 50 184 181 K+ Ca?+ Ga3+ Se?- Br 133 99 62 198 195 5 Rb+ Sr+ In3+

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General Chemistry

ISBN: 9781305580343

11th Edition

Authors: Darrell Ebbing, Steven D. Gammon

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