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4) Rank the elements by effective nuclear charge,  for a valence electron. from Highest to Lowest (Na,...

4) Rank the elements by effective nuclear charge,  for a valence electron. from Highest to Lowest (Na, CI, S, P, Al)

5) Arrange the elements according to atomic radius, from largest to smallest. (Strontium, Arsenic, Fluorine, Cesium)

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Answer #1

first identify the trend in period and group and then identify the highest to lowest as follows

4) Na, a, P;S; AL Ebtective Nuclear D Increases 90 period charge Decreases in group Na > Al>.p .>.s> cl: High Love 5) SX, As,

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4) Rank the elements by effective nuclear charge,  for a valence electron. from Highest to Lowest (Na,...
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