Two other elements with similar chemical properties:
As, we know that same group member shows same chemical properties.
Iodine:
Iodine belongs to most electronegative group known as group 17. Thus, all the elements of this group have same chemical properties. Other members of this group are fluorine, chlorine and bromine.
Barium:
Barium belongs to group second which is also known as alkaline earth metal. Thus, all the elements of this group shows same chemical properties. Other members of this group are magnesium, calcium, beryllium, strontium and radium.
Iron:
Similarly, iron belongs to group 8. Thus, all the elements of this group shows same chemical properties. Other members of this group are Osmium, ruthenium and hassium.
Thus, elements belongs to same group have same chemical properties. Iodine - chlorine and bromine, Barium - calcium and magnesium and
Iron - osmium and hassium.
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