Draw a second resonance form for the structure shown. Include all unshared electrons and formal charges. In your structure, all second row elements should have a complete octet when possible. Submit only one structure Let MarvinSketch adjust the number of hydrogens automaticaly as you use the charge tool to apecify charge on atoms. Do not draw outiany bonds to hydrogens. Marvin 3S - Troubleshooting Marvin JS - Compatibility