常见化学键的键长与键能.doc

《常见化学键的键长与键能.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、常见化学键的键长与键能[1]常见化学键的键长与键能BondLengthsandBondEnergiesofCommonlyChemicalBonds键长键能键长键能化学键(Che化学键(Chem(Bondlength)(Bondenergy)(Bondlength)(Bondenergy)micalbond)icalbond)/(10-12m)/(kJ/mol)/(10-12m)/(kJ/mol)B—F-644N—H101389B—O-515N—N145159Br—Br229193N═N125456C—B156393N≡N110946C—Br194276N—O146230C—C154332N

2、═O114607C═C134611Na—Br250367C≡C120837Na—Cl236412C—Cl177328Na—F193519C—F138485Na—H189186C—H109414Na—I271304C—I214240O—H98464C—N148305O—O148146C═N135615O═O120498C≡N116891P—Br220272C—O143326P—Cl203331C═O120728P—H142322C═O(CO2)-803P—O163410C—P187305P═O138585C—S182272P—P-213C═S156536Pb—O192382C═S(CS2)-5

3、77Pb—S239346C—Si186347Rb—Br294381Cl—Cl199243Rb—Cl279428Cs—I337337Rb—F227494F—F140153Rb—I318319H—H75436S—H135339H—Br142366S—O-364H—Cl127431S═O143-H—F92565S—S207268H—I161298S═S189-I—I266151Se—H147314K—Br282380Se—Se232-K—Cl267433Se═Se215-K—F217498Si—Cl-360K—I305325Si—F-552Li—Cl202469Si—H-377Li—H239238

4、Si—O-460Li—I238345Si—Si-176