The ____ states that the physical and chemical properties of the elements are periodic functions of their atomic numbers.

The ____ is a pictorial arrangement of elements based on their atomic numbers and electron configurations.

In the periodic table, all elements in a horizontal row are referred to as a(n) ____.

In the periodic table, elements located in the same vertical column form a(n) ____, which is assigned a number from 1 to 18.

Because elements in a group may have similar characteristics, another name for a group is a(n) ____.

A(n) ____ generally is hard and shiny and conducts heat and electricity and loses electrons in chemical reactions.

When forming compounds, a(n) ____ frequently gains electrons and can also share its outer electrons with other atoms. Is a poor conductor of heat and electricity

An element called a(n) ____ has both metallic and nonmetallic properties.

In the periodic table, any element in columns 3 through 12 (IIIB-IIB), with its highest energy electron in a d sublevel is called ____.

An atom that has a charge because of losing or gaining electrons is an ____.

A positively charged ion is a ____.

A negatively charged ion is a ___.

____ is the energy required to remove an electron from an atom.

The energy needed to remove the most loosely held electron in an atom is called the ____.

When they have a(n) ____, ions have a stable, filled outer level, usually with eight electrons.

The ____ states that atoms tend to gain or lose electrons in their outer levels until they acquire eight electrons and are then unreactive.

Along with the increased distance of the outer electrons from the nucleus, the ____ of the inner electrons causes a decrease in the attraction between the outer electrons and the nucleus.

The electrons available to be lost, gained, or shared in the formation of chemical compounds are referred to as ____.

The relative tendency of an atom to attract electrons to it when bonded to another atom (when electrons are being shared) is called its ____.

The size of an atom is expressed in terms of ____.

The attraction of an atom for an additional electron is called ____.

The size of an ion is expressed in terms of ____.