Rubidium and fodine have different chemical and physical properties. some of these
properties are shown in the table below.
some physical and chemical properties of rubidium and lodine
rubidium
lodine
silvery-white solid
forms ionic compounds with nonmetals
reacts with oxygen in the air
specific heat = 0.363 j/gºk
bluish-black lustrous solid
forms ionic bonds with active metals
sublimes at room temperature
specific heat = 0.214 j/gok

27) state the temperature at which iodine turns from a solid to a gas (3 points)