AP Chemistry
2.6 Resonance and Formal Charge
2.5 Lewis Diagrams
A student investigates the resonance contributors of the cyanate ion, \(\text{OCN}^-\), in which the carbon atom is bonded to both oxygen and nitrogen. Based on octet satisfaction and formal charge considerations, which of the following represents the most favorable formal-charge arrangement for the \(\text{OCN}^-\) ion?
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