it represents the division of the metals from the nonmetals
Long dashes in the Mendellev's periodic table represent the element which were not discovered yet and these elements were discovered later on.
Symbols represent name of the element. They signify the position of element in periodic table.
"Na" is Sodium.
The answer is: Au
it means gold
No. they dont represent the periodic table.
Arsenic
It separates the metals, which are on the left side from the nonmetals which are too the right side of the black line
Long dashes in the Mendellev's periodic table represent the element which were not discovered yet and these elements were discovered later on.
Symbols represent name of the element. They signify the position of element in periodic table.
groups
Zinc
Cd is Cadmium.
"Na" is Sodium.
Yes!The elements are arranged in horizontal rows and vertical columns to represent what is called the periods on the periodic table.
To represent information in a condensed form.
The atomic symbol on the Periodic Table of Elements