Justify the placement of O, S, Se, Te and Po in the same group of the periodic table in terms of electronic configuration, oxidation state and hydride formation.

Justify the placement of O, S, Se, Te and Po in the same group of the periodic table in terms of electronic configuration, oxidation states and hydride formation.

Justify the placement of O, S, Se, Te and Po in the same group of the periodic table in terms of electronic configuration, oxidation states and hydride formation.

Justify the placement of '0, S', Se, Te and 'Po' in the same group of the periodic table in terms of electronic configuration, oxidation state and hydride formation.

Which elements constitute group 14 of periodic table? Write their electronic configuration.

Give the electronic configurations and oxidation states of group 17 elements.

Name the elements of Group - 16 of the periodic table with their electronic configuration and discuss about theiroxidation states and oxides.

Justify the inclusion of alkali metals in the same group of the periodic table with reference to the following. (i) Electronic configuration.

An element belongs to group 15 and third period of the periodic table. Its electronic configuration will be