Match these items.
CH4
C₂H4
C₃H6
C₂H₂
GH₂2
(Alkene, Alkyne, Alkane)

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

what does the table look like

what are the statements

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;