Most metallic element has the following electron arrangement in its atom is

The most metallic of the following elements is:

The most metallic of the following elements is:

Find the number of valence electrons in the following elements by writing the electronic arrangement in their atoms: (a) nitrogen (b) sulphur (c) chlorine

An orbital with m = +3 has an unpaired electron. If it is the only unpaired electron in the atom which of the following electronic arrangement corresponds to that atom ?

Among the following most metallic element is

Among the following most metallic element is

Out of the following electronic arrangement for outer electronic configuration The most stable arrangement

An element A has 4 valence electrons in its atom whereas element B has only one valence electron in its atom. The compound formed by A and B does not conduct electricity. What is the nature of chemical bond in the compound formed? Give its electron-dot structure.

Which of the following elements has the most negative electron gain enthalpy?