when two hydrogen atoms bond with one oxygen atom to form water, what happens to the electrons?

a. each hydrogen atom donates its electron to the oxygen atom
b. the oxygen atom donates an electron to each hydrogen atom
c. pair of electrons is shared at each of the hydrogen-oxygen bonds
d. no electrons shared or donated

Question

when two hydrogen atoms bond with one oxygen atom to form water, what happens to the electrons?

a. each hydrogen atom donates its electron to the oxygen atom
b. the oxygen atom donates an electron to each hydrogen atom
c. pair of electrons is shared at each of the hydrogen-oxygen bonds 
d. no electrons shared or donated

liljj1421 · Answer

@hysusonic

rvc · Answer

figure out the outermost valence shell of $O_2$ and its outermost electron
is the complete ?
if no then how many electrons are required to complete? 
in this case who can give the electrons?