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Chapter 8
The periodic table arranges atoms based on increasing atomic number so that elements with the same chemical properties recur periodically. When their ...
The elements in groups of the periodic table exhibit similar chemical behavior. This similarity occurs because the members of a group have the same number ...
Ionic radius is the measure used to describe the size of an ion. A cation always has fewer electrons and the same number of protons as the parent atom; it ...
The amount of energy required to remove the most loosely bound electron from a gaseous atom in its ground state is called its first ionization energy ...
The electron affinity (EA) is the energy change for adding an electron to a gaseous atom to form an anion (negative ion). This process can be either ...
Group 1 elements are soft and shiny metallic solids. They are malleable, ductile, and good conductors of heat and electricity. The melting points of the ...
Group 17 elements, known as halogens, are nonmetals. At room temperature, fluorine and chlorine are gases, bromine is a liquid, and iodine a solid. ...
The elements in group 18 are noble gases (helium, neon, argon, krypton, xenon, and radon). They earned the name “noble” because they were ...
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