Which of the following places the following elements in the correct order from greatest to lowest first ionization energy? Na, K, Li, Cs, Rb Select one: a. Cs > Rb > Li > K > Na b. Cs > Rb > K > Na > LI c. Li > Na > K > Cs > Rb d. Cs > Rb > K > Li . Na e. Li > Na > K > Rb > Cs

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