The 18th column on the Periodic Table is the noble gases (Helium, Neon, Argon, Krypton, Xenon, Radon. They have their shells filled up and do not normally react with other elements that easily.
Out of the first 18 elements on the periodic table, 10 are solid
Helium is in the first period of the periodic table.
The Periodic Table has 18 groups and 7 periods.
The noble gases are in column 18 of a wide form periodic table.
There are 18 groups in the periodic table of elements.
There are 18 groups and 7 periods in the modern periodic table.
There are 18 groups on the periodic table.
Out of the first 18 elements on the periodic table, 10 are solid
7 periods and 18 groups are there on the modern periodic table.
periodic table is classified into groups and periods.There are 18 groups and 7 periods in periodic table.
Helium is in the first period of the periodic table.
The Periodic Table has 18 groups and 7 periods.
There are 18 groups in the Periodic Table of elements.
The noble gases are in column 18 of a wide form 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 of Mendeleev has 18 groups.