If the compound phosphorus pentaiodide (PI5) has no lone pairs, it would take which shape? A. Octahedral
B. Linear compound
C. Trigonal bipyramid
D. Trigonal planar compound

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals