State the number of electrons present in the outermost shell of the atoms of the following elements. (i) Neon (ii) Chlorine
Write the atomic number and electronic configuration of the following elements.
(i) Sodium
(ii) Chlorine
(iii) Neon
(iv) Magnesium
The most common oxidation state of an element is -2. The number of electrons present in its outermost shell is: