In Periodic Table are three groups indulging on metals
1. Transition Metals.
2.Pure Metals 'Containing Hydrogen'.
3.Metalliods.
Periods on the periodic table are the horizontal rows running from left to right. There are 7 periods in total on the periodic table. Each period represents the principle energy level of the elements.
Periods on the periodic table are the horizontal rows that go from left to right.
The periodic table has 7 periods on it.
The modern periodic table has seven periods.
The periodic table consists of 7 periods. These periods are arranged horizontally from left to right. Each period represents the energy levels or shells that electrons occupy around the atomic nucleus in an atom.
7The periodic table has 7 periods and 18 groups.
Periods are the horizontal rows in the periodic table of Mendeleev; this table contain 7 periods.
Periods on the periodic table refer to the horizontal rows running from left to right. There are 7 periods in total on the periodic table, each representing a different energy level for the elements within that period.
There are 7 periods in the modern periodic table.
Horizontal rows are termed as periods. There are 7 periods in periodic table.
6 periods
there are 7 periods in the periodic table118