Elements belonging to the same group have the same valency. Give reason

Elements beloging to the same group have similar properties because

Metals belonging to the same group in the periodic table are

All elements of the same group will have

The atoms of elements beloning to the same group of periodic table have the same

Assertion: Elements belonging to the same group show similarity in chemical properties. Reason: Elements of the same group have same number of valence electrons.

The successive elements belonging to the 3d-series have the same number of electrons in the d-sub-shell. The elements are

Mention any two peoperties of elements belonging to the same group of periodic table .