How to Determine If an Elements is a Main-Group Ellement
Identifying whether an element is a main-group element is important in understanding the properties of these elements. Main-group elements are among the most important and abundant elements in the universe. They are typically malleable and conduct heat and electricity well. They are also important to life on Earth.
Elements are grouped by their atomic number and arranged in columns on the periodic table. These groups are numbered from left to right and include the main group elements, inner transition metals and metalloids.
The elements of the main group are the most abundant on Earth. These elements include nitrogen, oxygen and carbon. They are usually found in ionic compounds. They are also soft, highly reactive and tarnish when exposed to air.
A main-group element can be grouped into two groups: alkali metals and actinides. The alkali metals are usually found as ionic compounds. Some of the alkali metals are highly reactive and are very soft.
The actinides are also not main group elements. They are located in the bottom row of the periodic table. They form ionic compounds with nonmetals. They also display basic and acidic characteristics.
The metalloids are the intermediate elements between metals and nonmetals. They are characterized by having three valence electrons. They are often found in ionic compounds and have similar properties to metals. They are also found in inert gases.
There are many elements that differ dramatically in their chemical and physical properties. Some of these are ductile and malleable, while others are poor conductors of heat and electricity.