The Periodic Table contain all the chemical elements.
As of 2009, there are 118 elements on the periodic table. Of those, 92 occur in nature. The others are artificially created.
There are 7 periods in the modern periodic table.
The modern periodic table has seven periods.
Periodic table of elements.
modern periodic law
Periodic table contain only chemical elements.
elements
In the periodic table of the elements there are 7 periods and 18 groups. The rows are called periods and columns are called groups. You may be getting confused by the lanthanides and actinides. These groups of elements are found in two rows at the bottom and seem to not be a part of the table. However, if you find and extended version of the table you will see that, technically, these two rows belong in Periods 6 and 7.
There are a total of 18 groups on The Periodic Table of Elements.
Periodic table contain only chemical elements not compounds.
There are a total of 18 groups on The Periodic Table of Elements.
7 periods and 18 groups are there on the modern periodic table.