help me answer these questions quick easy straight to the point: 9) The formal charge on the nitrogen on the structure shown below is: 10) An oxygen atom has ________ valence electrons. 11) Which element in the second row of the periodic table has six valence electrons and a valence of two? 12) Orbitals which are equal in energy are referred to as ________. A) degenerate B) polar C) nodes D) filled E) nonpolar 13) In a carbon atom, the 2s and 2p orbitals are the same energy. 14) The element with the electronic configuration 1s22s22p63s1 is ________. 15) Provide the electron configuration of phosphorus