First Five for November 29 and 30

Put these elements in order of increasing atomic radius:

  1. Potassium (K), CesiumĀ (Cs), SodiumĀ (Na), Lithium (Li), Hydrogen (H)

  2. Tellurium (Te), Oxygen (O), Selenium (Se), Sulfur (S)

 

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Posted in Chemistry, First Five