Describe atomic theory and discuss how it explains the great variety of different substances. How does it explain chemical reactions? Explain the difference between iron in the body and the element iron. Describe how the properties of the different types of elements (metals, nonmetals, metalloids)...
Using the activity series, explain the reason that most metals cannot exist in nature as elements but are found as compounds instead. Use specific examples to explain your answer. Describe how the properties of the different types of elements (metals, nonmetals, metalloids) differ. Defi...