Covalency of elements expalins about number of ___ formed by atoms.

Covalent bond is formed by

The element with atomic number 7 is found in

Element with atomic number 52 belongs to

Element with atomic number 38, belongs to

Valency expresses… total electrons in valence shell of an atom. atomicity of an element . oxidation number of an element. combinig capacity of an element.

The atomic mass of an element is 24 and its atomic number is 12. Show how the atom of the element is constituted?

An element in +2 oxidiation state has 24 electrons. The atomic number of the element and the number of unpaired electrons in it respectively are

An element in +2 oxidation state has 24 electrons. The atomic number of the element and the number of unpaired electrons present in it respectively are