C Charge separation decreases stability..(电荷分隔降低稳定性) HC=c—Cl Stable Less stable H3C一c—0—H子H3C—c-0—H Stable Less stablec. Charge separation decreases stability.（电荷分隔降低稳定性） H2 C C H Cl H2 C C H Cl + S Less stable table - H3 C C O O H H3 C C O - O H + Stable Less stable