Which one of the resonance structures below would be the most important(ie..most How many atoms in ethene are required by spbonding to lie in the same plane? c=c ethene 0234D)56 Page 5Page 5 7. Which one of the resonance structures below would be the most important (i.e., most stable)? A) OCH3 H H + B) OCH3 H H + C) OCH3 H H + D) OCH3 H H + E) OCH3 H H + Ans: D 8. How many atoms in ethene are required by sp 2 bonding to lie in the same plane? C C H H H H ethene A) 2 B) 3 C) 4 D) 5 E) 6 Ans: E