In the modern periodic table the maximum number of elements are present in :

The maximum number of elements present in fifth period :

Look at group 1 of the Modern Periodic Table, and name the elements present in it.

State the group number in the modern periodic table where solid, liquid and gaseous elements are present at ordinary temperature. Identify the solid and liquid elements.

Name or state with reference to the elements of the modern periodic table. The number of electron shells in elements of period 3.

In the modern periodic table, the elements are arranged in the order of :

Which period of the periodic table contains maximum number of elements?

In the modern periodic table, the place of the element with atomic number 31 is in:

In the modern periodic table, the place of the element with atomic number 31 is in: