Boron, aluminium, gallium ,indium ,thallium
The elements in the third group of the Periodic Table are boron, aluminum, gallium, indium, and thallium. These elements have similar chemical properties due to their shared position in the periodic table. They are commonly referred to as Group 13 elements.
Tantalum
There are eight third period transition elements on the periodic table.
Argon belongs to the noble gas group (Group 18) on the periodic table.
The third row of the periodic table contains elements with 3p electrons. Some examples of elements in this row are phosphorus, sulfur, and chlorine.
The third period of the periodic table contains 8 elements: sodium (Na), magnesium (Mg), aluminum (Al), silicon (Si), phosphorus (P), sulfur (S), chlorine (Cl), and argon (Ar).
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
Scandium and Yttrium
The elements in column 18 of a wide form periodic table or Column VIII of a narrow form periodic table, commonly called the noble gases. Also, both elements in the first period, the elements in groups 15, 16, and 17 of the second period, and the element in group 17 of the third period.
Argon is in the period 3 of the periodic table. It is the third element in the 18th group of the periodic table.
The third period of the periodic table contains 8 elements: sodium (Na), magnesium (Mg), aluminum (Al), silicon (Si), phosphorus (P), sulfur (S), chlorine (Cl), and argon (Ar).
Europium
The fifty-third element in the periodic table is iodine, which has the chemical symbol I and atomic number 53. It is a halogen with properties similar to chlorine and bromine.
Tantalum
There are eight third period transition elements on the periodic table.
Group 3 on the periodic table is also known as the Scandium family. It contains known elements such as Scandium and Yttrium and the Lanthanides and Actinides are also associated with this group, although not full members!
Neptunium is element 93.
Oxygen, selenium, tellurium, and polonium are in the same family as sulfur. They belong to the chalcogen group in the periodic table and share similar chemical properties.