In Periodic Table , Group 18 corresponds to Nobel gas group. They are six elements in this group.
Helium , Neon , Argon , Krypton , Xenon , Radon constitute these group. They are chemically inert elements and having stable configuration.
Alkali metals. This is the most reactive group on the periodic table
CO3 is not placed in periodic table. Only elements are arranged in periodic table.
Nemetals are situated in the right part of the periodic table - group 14 to 18 (excepting Sn, Pb, Bi but including H and B).
7The periodic table has 7 periods and 18 groups.
Group 4 elements on the periodic table contain no period 2 elements whatsoever.
The noble gases are in column 18 of a wide form periodic table.
There are 18 groups on the periodic table.
A group is vertical column. There are 18 groups in periodic table.
Helium is located on the group 18 and period 1 on the modern periodic table.
Argon is a noble gas located in group 18 (or 8A) of the periodic table.
group 18, the right most group on the periodic table
18 group
The periodic table of Mendeleev has 18 groups.
Helium is in the first period of the periodic table.
Helium is in Group 18 (also known as the noble gases) and in the top row of the periodic table.
Noble gases are found in the 18th group in the periodic table.
Argon (Ar, element number 18) is the last element in the third period of the periodic table.