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1、常见化学键键能表化学键(Chemical bond)键长(Bond length)/(10-12m)键能(Bond energy)/(kJ/mol)化学键(Chemical bond)键长(Bond length)/(10-12m)键能(Bond energy)/(kJ/mol)BF-644NH101389BO-515NN145159BrBr229193NN125456CB156393NN110946CBr194276NO146230CC154332NO114607CC134611NaBr250367CC120837NaCl236412CCl177328NaF193519CF138485NaH
2、189186CH109414NaI271304CI214240OH98464CN148305OO148146CN135615OO120498CN116891PBr220272CO143326PCl203331CO120728PH142322CO(CO2)-803PO163410CP187305PO138-CS182272PP-213CS156536PbO192382CS(CS2)-577PbS239346CSi186347RbBr294381ClCl199243RbCl279428CsI337337RbF227494FF140153RbI318319HH75436SH135339HBr142366SO-364HCl127431SO143-HF92565SS207268HI161298SS189-II266151SeH147314KBr282380SeSe232-KCl267433SeSe215-KF217498SiCl-360KI305325SiF-552LiCl202469SiH-377LiH239238SiO-460LiI238345SiSi-1761