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The vertical trend: As you go down the column... The reason: because each member of the family going down the column The horizontal trend:As you go across a period (row) from L to R. The reason: because within the same energy level, with the increasing proton numbers comes greater you go from L to R. so the outer electrons are pulled in closer to the nucleus as Apply the trends to make predictions: Which is larger, Bi or Rn? Which is smaller Ca or Mg? Put the halogens in order from biggest to smallest: Bonus: Would K or Ar be bigger? How about K or K'?

The vertical trend: As you go down the column... The reason: because each member of the family going down the column The horizontal trend:As you go across a period (row) from L to R. The reason: because within the same energy level, with the increasing proton numbers comes greater you go from L to R. so the outer electrons are pulled in closer to the nucleus as Apply the trends to make predictions: Which is larger, Bi or Rn? Which is smaller Ca or Mg? Put the halogens in order from biggest to smallest: Bonus: Would K or Ar be bigger? How about K or K'?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Atomic Radius Increasing atomic nadius JA 4A SA 6A 7A Atomic radius is formally the distance between the center of the atom and the outermost electrons. If you think of the atom as a ball, it's basically just a way of comparing O N the size of atoms, as seen in the picture to the left. 1A 2A BA He Li le AI SI Na Mg Ga Ge As Se Br Kr K Ca Sr In Sn Sb T Xe 0 un I Pb BI Po At Rn 140 141 Ba The vertical trend: As you go down the column. The reason: because each member of the family going down the column The horizontal trend:As you go across a period (row) from L to R. The reason: because within the same energy level, with the increasing proton numbers comes greater you go from L to R. so the outer electrons are pulled in closer to the nucleus as Apply the trends to make predictions: Which is larger, Bi or Rn? Which is smaller Ca or Mg? Put the halogens in order from biggest to smallest: Bonus: Would Kor Ar be bigger? How about K or K"? Next trend on next page... Increasing atomic radius ZORA O
Transcribed Image Text:Atomic Radius Increasing atomic nadius JA 4A SA 6A 7A Atomic radius is formally the distance between the center of the atom and the outermost electrons. If you think of the atom as a ball, it's basically just a way of comparing O N the size of atoms, as seen in the picture to the left. 1A 2A BA He Li le AI SI Na Mg Ga Ge As Se Br Kr K Ca Sr In Sn Sb T Xe 0 un I Pb BI Po At Rn 140 141 Ba The vertical trend: As you go down the column. The reason: because each member of the family going down the column The horizontal trend:As you go across a period (row) from L to R. The reason: because within the same energy level, with the increasing proton numbers comes greater you go from L to R. so the outer electrons are pulled in closer to the nucleus as Apply the trends to make predictions: Which is larger, Bi or Rn? Which is smaller Ca or Mg? Put the halogens in order from biggest to smallest: Bonus: Would Kor Ar be bigger? How about K or K"? Next trend on next page... Increasing atomic radius ZORA O
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