ATOMS WE LOVE ATOMS, answer this and get points , also thx for your help :)

Which statement correctly describes potassium iodide, ki? there is a one-to-one ratio of potassium ions to iodide ions. potassium gains electrons and iodine loses electrons during the reaction. the lattice is held together by potassium anions and iodide cations.

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?

Consider this initial-rate data at a certain temperature for the reaction described by