Why can't cesium (Cs) and lithium (Li) be used to cathodically protect rubidium (Rb)? Why are the elements of group 2A less reactive than the elements of group 1A? Why do metallic compounds conduct electricity as a solid? Why is chloromethylbenzene more reactive than fluoromethylbenzene?
Magnesium is a very volatile element like sodium, but sodium burns vigorously in air, unlike magnesium. Explain why these differences occur. Why would sodium react more readily with chlorine? How do impurities influence the melting point?
Answer to: Magnesium chloride is often used to "salt" ice that has accumulated on roadways. Why would magnesium chloride be preferred over sodium...