The work functions for a number of metals are given in the following table. How do the

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The work functions for a number of metals are given in the following table. How do the work functions vary 

(a) Down a group?

(b) Across a period?

(c) Estimate the work function for potassium and compare it with a published value.

(d) What periodic property is the work function most like?

Metal Al Cs Li Mg Na Rb Work Function, J x 10 6.86 3.45 4.6 5.86 4.40 3.46

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General Chemistry Principles And Modern Applications

ISBN: 9780132931281

11th Edition

Authors: Ralph Petrucci, Jeffry Madura, F. Herring, Carey Bissonnette

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