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Metalloids are placed in a zig-zag pattern in periodic table. They are to the left of non-metals.
Boron is located in Group 13 (formerly Group IIIA) and Period 2 of the periodic table. It has an atomic number of 5.
They use a Periodic Table.
The element's location on the periodic table indicates its period, which corresponds to the number of electron shells in its atomic structure.
Period 1 Group 0
group 14, period 2
Gases are located on the rigt side.
Vanadium is in the group 5 and period 4 of the periodic table of Mendeleev; the atomic number is 23.Vanadium is a transition metal.
Xenon is listed as the 54th element on the periodic table. It is an inert gas but you will find it on the IUPAC Periodic Table as a "Noble Gas". It has an atomic mass of 131.3 grams.