Rank the following atoms or ions in order of increasing radius: As^3-, Se^2-, Ge^4+, Rb^+, Br^- Ca,...

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Chemistry

Rank the following atoms or ions in order of increasing radius:

As^3-, Se^2-, Ge^4+, Rb^+, Br^-
Ca, Ba, Sr, Be, Mg
Al, Cl, P, Si, S
Sb, As, F, S, Tl

Name an element who have similar physical/and or chemicalproperties to the following elements:
Al
Ca
O

Answer & Explanation Solved by verified expert
4.4 Ratings (627 Votes)
1 As3 Se2 Br Rb Ge4 Explanation In general positive ions have smaller size than neutral atom and negative ions have lager size than neutral atom ie A A A As negative charge on    See Answer
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