Why are water molecules polar? select one: a. they contain two kinds of atoms. b. the electrons in the covalent bonds spend more time closer to the oxygen nucleus. c. the hydrogen bonds are weak. d. they have covalent bonds?

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.