It depends on the key of the Periodic Table. Usually it signifies the type of element, e.g., alkali metals, nonmetal, noble gases, metalloid, rare eath metals, transition metals. However, it can mean other things.
The columns of the periodic table are called groups.
True
It means they're electronegative.
Groups represent vertical columns. They indicate different column with different properties.
A Periodic table The Periodic Table of the Elements.
The columns of the periodic table are called groups.
On the periodic table there are squares. Each square corresponds to one element.
True
The elements are placed in "periods" (rows) that indicate increasing atomic number, and in groups (columns) that indicate similar chemical properties.
generally the atomic number
It means they're electronegative.
Groups represent vertical columns. They indicate different column with different properties.
They are found in the green background of the periodic table.
By the group number of the A columns
Each square in periodic table contains following: 1. symbol of the element 2. atomic number
yes, the number of dots represent the number of valence electrons in the periodic table.
A Periodic table The Periodic Table of the Elements.