give the name and location of specific groups on the regular table, consisting of alkali metals, alkaline planet metals, noble gases, halogens, and change metals. Define the relationship between the cg-tower.comical behavior of families in the regular table and also their electron configurations. Identify facets that will have the most comparable properties to a offered element.

You are watching: Vertical columns in the periodic table are known as


The cg-tower.comical habits of atoms is controlled by their electron configuration. Because the families of aspects were organized by their cg-tower.comical behavior, it is predictable the the separation, personal, instance members of each cg-tower.comical family members will have similar electron configurations.


Families the the routine Table

Remember that Mendeleev i ordered it the routine table therefore that facets with the most similar properties were put in the very same group. A group is a vertical shaft of the regular table. All of the 1A elements have one valence electron. This is what causes these elements to react in the same means as the various other members the the family. The elements in 1A space all really reactive and type compounds in the exact same ratios with similar properties with various other elements. Since of their similarities in their cg-tower.comical properties, Mendeleev put these aspects into the exact same group. Team 1A is also known together the alkali metals. Return most metals tend to be very hard, these steels are actually soft and can be quickly cut.

Group 2A is additionally called the alkaline planet metals. As soon as again, since of your similarities in electron configurations, these facets have similar properties to every other. The same pattern is true of other groups on the routine table. Remember, Mendeleev i ordered it the table for this reason that aspects with the most comparable properties were in the same group on the periodic table.

It is important to acknowledge a pair of other vital groups on the regular table by their team name. Group 7A (or 17) aspects are also called halogens. This group contains really reactive nonmetal elements.

The noble gases space in team 8A. This elements additionally have comparable properties to every other, the most significant property being that they are incredibly unreactive, rarely developing compounds. We will discover the factor for this later, when we discuss how link form. The elements in this team are also gases at room temperature.

*
api/deki/files/101336/CK12_Screenshot_3-4-2.png?revision=1&size=bestfit&width=304&height=141" />

If you can locate an aspect on the routine Table, you deserve to use the element"s position to figure out the energy level that the element"s valence electrons. A period is a horizontal heat of aspects on the routine table. For example, the aspects sodium ((ceNa)) and also magnesium ((ceMg)) space both in period 3. The aspects astatine ((ceAt)) and also radon ((ceRn)) are both in duration 6.

See more: How Many Octaves On A Violin ? Range Of The Violin


Summary

The vertical columns top top the regular table are referred to as groups or families because of their similar cg-tower.comical behavior. All the members of a family members of elements have the same variety of valence electron and similar cg-tower.comical properties. The horizontal rows top top the routine table are referred to as periods.