There are 18 groups and 7 periods in the periodic table.
The periodic table has 18 groups and 7 periods.
There are 18 groups and 7 periods in the periodic table.Groups are vertical columns and periods are horizontal rows.All the elements in the period has same number of energy level.
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7 periods and 18 groups.
7 periods and 18 groups are there on the modern periodic table.
7 periods and 12 groups
There are 18 groups and 7 periods in the modern periodic table.
The Periodic Table has 7 periods (horizontal rows) and 18 groups. The two groups of 14 elements at the bottom (lanthanides and actinides) are parts of the 6th and 7th periods, between groups 2 and 3, but are placed below to limit the displayed width of the table.
there are 7 periods in the periodic table118
7 periods and 18 groups are there on the modern periodic table.
7The periodic table has 7 periods and 18 groups.
7 periods and 18 groups are there on the modern periodic table.
7The Periodic Table has 7 periods and 18 groups.
There are a total of 18 groups on The Periodic Table of Elements.
The Periodic Table has 18 groups and 7 periods.
The periodic table of Mendeleev has 18 groups and 7 periods.
The periodic table of Mendeleev has 18 groups and 7 periods.
7 periods and 12 groups
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 18 groups and 7 periods in the modern periodic table.
The periodic table has 18 groups ant 7 periods. Hydrogen and helium are considered members of the first period.