Kaybin8344 Kaybin8344

21-11-2019
Physics

contestada

Of the eighteen elements in the fourth period, which a. has the largest atomic radius? b. has the smallest first ionization energy? c. has the largest electron affinity? d. has the lowest electronegativity? e. has the highest electronegativity? f. are electrical semiconductors? g. is one of the least reactive elements?

Respuesta :

MissaAnn MissaAnn

03-12-2019

Answer:

A. Potassium

B. Potassium

C. Bromine

D. Bromine and Krypton potassium

E. Barium

F. Arsenic and Geranium

G.

Explanation:

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