118
There are two liquids in periodic table. They are mercury and bromine.
Periods are the horizontal rows in the periodic table of Mendeleev; this table contain 7 periods.
103
period 3 elements in the periodic table have 3 electrons in there outher shell hence the name.
Horizontal rows are termed as periods. There are 7 periods in periodic table.
Look up the periodic table, that will give you the full list. Over 100
You know how many protons and neutrons are present. You can also figure out what element it is if you happen to have a periodic table of elememts.
There are seven periods on the periodic table. The lanthanides are in period 6, and the actinides are in period 7.
There are two liquids in periodic table. They are mercury and bromine.
there are 103
9
Periods are the horizontal rows in the periodic table of Mendeleev; this table contain 7 periods.
There are 32 elements in the 6th period of the periodic table.
103
period 3 elements in the periodic table have 3 electrons in there outher shell hence the name.
Horizontal rows are termed as periods. There are 7 periods in periodic table.
There are 8 elements in the third period of periodic table. The elements belong to group-1,2,13,14,15,16,17 and 18