Compare the chemistry of actinoids with that of the lantlanoids with special reference to: i. electronic configuration ii. oxidation state iii. atomic and ionic sizes and iv, chemical, reactivity.

Compare the chemistry of actinoids with that of the lanthanoids with special reference to :- electronic configuration.

Compare the chemistry of actinoids with that of the lanthanoids with special reference to :- Oxidation state.

Compare the chemistry of actinoids with that of the lanthanoids with speqlal reference to :- Atomic and ionic sizes.

Compare the electronic configurations and oxidation states of actinoids And lanthanolds.

Discuss the general characteristics of Group 15 elements with reference to their electronic configuration, oxidation state, atomic size, Ionisation, enthalpy, and electronegativity.

Compare the general characteristics of the first series of the transition metals with those of the second and third series metals. in the respective vertical columns. Give special emphasis on the following points: (i) electronic configurations (ii) oxidation states iii) Ionisation enthalpies and iv) atomic sizes.

Of the following outer shell electronic configurations of atoms, the highest oxidation state is achieved by which one of them?

What may be the stable oxidation-state of the transition element with the following d electron configurations. in the ground state of their atoms ': 3d^3,3d^5,3d^8 and 3d^4

Which is the last element in the series of the actinoids? Write the electronic configuration of this element. Comment on the possible oxidation state of this element.