Tantalum
Iodine
There are eight third period transition elements on the periodic table.
Boron, aluminium, gallium ,indium ,thallium
Yes , it ( the table) shows you the elements of air and and H20 It is #7 in the periodic table and is a tasteless, orderless gas. Our atmosphere is 78% nitrogen. Our bodies are made of these elements: C,H,N.O,P,S with nitrogen the third most common.
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
Tantalum
Iodine
Europium
Scandium and Yttrium
expanded
There are eight third period transition elements on the periodic table.
Neptunium is element 93.
Chlorine.
about one third of the periodic table, but the most common are:carbonhydrogennitrogenoxygen
Boron, aluminium, gallium ,indium ,thallium
The shell model explains the organization of the periodic table. The elements in the first period have electrons in the first shell; the elements in the second period have electrons in the first two shells; the elements in the third period have electrons in the first three shells; and so on.