List the symbols for all the elements whose electron configurations end as follows. Each n represents an energy level ns2 np6 nd2 (n+1)s2

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

2b2t

explanation:

2b2t