Consider the location od barium,chlorine,iodine,and strontium on the periodic table. Which type of atom has the strongest attraction for electrons in bond formation?

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Explanation:

Increasing the concentration of reactants generally increases the rate of reaction because more of the reacting molecules or ions are present to form the reaction products. ... When concentrations are already high, a limit is often reached where increasing the concentration has little effect on the rate of reaction.