Answer:
D. a nonpolar covalent bond
<u>Answer</u><u>:</u>
Hydrocarbon and oxygen
<u>Explanation</u><u>:</u>
"a substance reacts with oxygen gas, it must involve O² as one of the reactants."
Using this, we can confirm Hydrocarbon and oxygen is a valid one.
<span>*it will change the geometry
changes postion of the lone pairs and atoms so that they are furthest apart</span><span />