Which is a saturated solution? 1)40g nh4cl in 100g water at 50 degrees celcius 2)2g so2 in 100g water at 10 degrees celcius 3)52g kcl in 100g water at 80 degrees celcius 4)120g ki in 100g water at 20 degrees celcius

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.