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The periodic table - Coggle Diagram
The periodic table
groups and periods
groups
Inner transition metals
Lanthanides
Actiides
Transitions
Alkali earth metals
Other matals
Alkali metals
Non-metals
Halogens
Other non-metals
Noble gases
periods
Row in the table of elements
Classification of elements
The arranging of elements into different groups on the
basis of the similarities in their properties is called
classification of elements.
The classification of similar elements into groups makes
the study of elements easier.
There are about 114 different elements known so far.
properties
has on the right called
Non-Metals
Non-metals are such elements which do not possess any metallic behaviour.
Non-Metals have high electronegativity.
Non-metals have a dull appearance.
has on the left called
Metals
The metals which exhibit the highest degree of metallic behaviour is known as metals.
Metals have low electronegativity.
Metals have a shiny appearance.
has on horizontal rows called
Metalloids
Metalloids are such elements, which possess some of the properties like metal, while some like non-metal.
Metalloids neither possess a too high or too low value of electronegativity.
Metalloids have a shiny and dull appearance.
Presented by Thanatcha Jamraskittiwan M.5/2 No.42