Complete the subshell electronic configuration of He?

Subshell electronic configuration of sodium?

The outer most subshell electronic configuration of an element is 3d^(5)4s^2 . Write the complete subshell electronic configuration of this element.

The outer most subshell electronic configuration of an element is 3d^54s^2 : Write the complete subshell electronic configuration of this element.

The outermost electronic configuration of A is 2s^2 2p^2 (Symbols are not real) a) Find the group number, block of this element. b) Write the chemical formula of the compound obtained by the reaction of A and chlorine. c) Write down the complete subshell electronic configuration of the element coming just below A in the same group of the periodic table?

Write the subshell electronic configuration of Manganese(Mn).

The Atomic number of Copper is 29: Write the subshell electronic configuration of copper.

Using the symbol of neon, write the subshell electronic configuration of sodium?

When the element Fe with atomic number 26 undergo chemical reactions, ions with +3 oxidation state are formed. a) Write the subshell electronic configuration of Fe. b) Write the subshell electronic configuration of the ions formed during chemical reactions. c) Does the element show various oxidation states. Why?

There are 4 shells in the element X. The 3d subshell of X contains 6 electrons. (symbol is not real) a. Write down the complete subshell electronic configuration of X. b. Identify the Group and block. c. Write two characteristics of the elements in which X is included? d From which subshell does this element loses its electrons to show +2 oxidation state?