7. Draw the structures that correspond to following description and name it: (a) Four esters with the formula C4H8O2.
(b) Two aldehydes with the formula C4H8O.
(c) Three ketones with the formula C5H1OO.

Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.