The answer is (2) 2 pairs. The oxygen atoms combine to get stable structure. So after the combination, each atom needs to have 8 electrons. So when they share 4 electrons can satisfy this requirement. Then there are 2 pairs shared.
<span>The set of conditions 1.00 atm pressure and 0.00 oc is defined as pressure.</span>
Yes that is definitely true
I think no is the answer.
