Formaldehyde is a covalent compound used as a preservative for biological specimens.Which statement concerning the Lewis structure of formaldehyde, shown below, is FALSE? 
A) Four electrons are being shared between the carbon and oxygen atoms.
B) The oxygen atom has four valence electrons that are not being shared.
C) The oxygen and carbon atoms each have an octet of electrons in their valence shells.
D) The hydrogen atoms have incomplete valence shells.
E) There are a total of 12 valence electrons in formaldehyde.
Correct Answer:
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