Which list of elements contains a metal, a metalloid, and a nonmetal? (1) zn, ga, ge (3) cd, sb, i(2) si, ge, sn (4) f, cl, br

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green

Witch two conditions can limit the usefulness of the kinetic molecular theory in describing gas behavior?