Here is the structure of 4-pyrone, an aromatic compound. Add curved arrows to convert the structure to a new resonance contributor where all atoms still satisfy the octet rule. Draw the new contributor in the box to the right, including all lone pairs and nonzero formal charges. Your new resonance contributor should reflect the aromaticity of the compound.
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Here is the structure of 4-pyrone, an aromatic compound. Add curved arrows to convert the structure...
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