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2. On the first drawing on the left for each structure below, draw the electron pushing arrows needed to produce the resonance structure on the right. The structures are bond-line; you need to draw the implied lone pair electrons that participate in resonance. (b) (a) Ⓒ

Model 1: Resonance Structures for a Carbonyl Group :8:9 H3C Questions: 1. (a) (C) (d) CH3 (e) H3C 2 CH3 ·lone Pairs (b) How many single (sigma) bond electrons are in structure 1 2 3 __)? banding Count the electrons in each bond and each lone pair to determine how many total electrons are in structure 1) and structure 2 Is the total number of electrons in each structure the same? (Circle one) es 2 بها How many lone pair electrons are found in structure 1 L L3 )? Is the number of single (sigma) bond electrons the same in each structure? (Circle one) yes / ho and structure 2 POGIL www.POOR.RO (4145131 ) and structure 2 Is the number of lone pair electrons the same in each structure? (Circle one) yes / no. and How many double (pi) bond electrons are found in structure 1 U structure 20 ___)? Is the number of double (pi) bond electrons the same in each structure? (Circle one) yes no Based on the answers above, describe what is different between structures 1 and 2 (in terms of electrons)?…

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