The elements in groups 1A, 6A, and 7A are called, , respectively. Group of answer choices alkaline earth metals, halogens, and chalcogens alkali metals, chalcogens, and halogens alkali metals, halogens, and noble gases alkaline earth metals, transition metals, and halogens halogens, transition metals, and alkali metals

Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.