One member of these entities is used in starch indicators and is also added to table salt.
The Finkelstein reaction exchanges elements from these entities while Grignard reagents contain a member of these entities bonded to an aryl or alkyl magnesium group. One member of these entities is used in starch indicators and is also added to table salt. At standard temperature and pressure, this group is the only periodic group whose elements exist in all three common states of matter and this group contains the most electronegative element. For 10 points name this group of the periodic table that includes elements such as astatine, bromine, iodine, chlorine and fluorine.
The Finkelstein reaction exchanges elements from these entities while Grignard reagents contain a member of these entities bonded to an aryl or alkyl magnesium group.
{halogens} [or {group 17}]