How do atoms achieve a stable (noble-gas) electron configuration to form a double covalent bond One atom completely loses two electrons to the other atom in the bond Two atoms share one electron Two atoms share two pairs of electrons Two atoms share a pair of electrons D Question 2 3 pts How many oxygen atoms are contained in 99.6mg of Na2SO3 1.42 x 10^21 O 4.76 x 10-20 O 1.52 x 10-27 O 9.52 x 10-20