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XIII.F.2. (III.B.7.b.) (IV.C.7.) (XVIII.B.2.)

Bad vibrational frequency predictions

Calculated frequencies that differ from experiment by more than 400 cm-1 or have a ratio with experiment outside of 0.7 to 1.2 are listed

Calculated vibrational frequencies ("theory" in table) are calculated at MP2FC/STO-3G
Calculated values were scaled by 0.8719.

Species Name mode Symmetry Experiment Theory difference ratio
C3H4O2 β–Propiolactone 13 A' 513 419 -94 1.225
CH3CONH2 Acetamide 19 A 427 348 -79 1.227
HCOOH Formic acid 7 A' 625 499 -126 1.252
CH3COOH Acetic acid 11 A' 657 461 -196 1.424
CH3COOH Acetic acid 18 A" 93 68 -25 1.369
CH3OH Methyl alcohol 12 A" 200 356 156 0.562
CH3COCH3 Acetone 24 B2 530 441 -89 1.201
CH3COCH3 Acetone 8 A1 385 319 -66 1.206
CH3SOCH3 Dimethyl sulfoxide 12 A' 308 243 -65 1.270
CH3SOCH3 Dimethyl sulfoxide 23 A" 333 228 -105 1.459
CH3SOCH3 Dimethyl sulfoxide 9 A' 1006 687 -319 1.463
CH3SOCH3 Dimethyl sulfoxide 11 A' 382 289 -93 1.321
CH3SOCH3 Dimethyl sulfoxide 10 A' 672 445 -227 1.510
C2H6O2S Dimethyl sulfone 5 A1 1121 931 -190 1.205
C2H6O2S Dimethyl sulfone 13 A2 326 184 -142 1.767
C2H6O2S Dimethyl sulfone 20 B1 262 110 -152 2.389
C2H6O2S Dimethyl sulfone 19 B1 396 248 -148 1.599
C2H6O2S Dimethyl sulfone 27 B2 465 232 -233 2.001
C2H6O2S Dimethyl sulfone 7 A1 703 450 -253 1.562
C2H6O2S Dimethyl sulfone 9 A1 294 185 -109 1.592
C2H6O2S Dimethyl sulfone 17 B1 1269 910 -359 1.395
C2H6O2S Dimethyl sulfone 26 B2 771 613 -158 1.257
C2H6O2S Dimethyl sulfone 6 A1 1013 591 -422 1.714
C2H6O2S Dimethyl sulfone 8 A1 496 255 -241 1.942
C2H6O2S Dimethyl sulfone 18 B1 986 543 -443 1.816
CH3CCl3 Ethane, 1,1,1-trichloro- 11 E 351 292 -59 1.204
CH3NH2 methyl amine 14 A" 1195 925 -270 1.292
HCN Hydrogen cyanide 2 Σ 2089 1657 -432 1.261
CH3CH2Cl Ethyl chloride 18 A" 251 206 -45 1.217
CH3CN Acetonitrile 2 A1 2267 1860 -407 1.219
CH2F2 Methane, difluoro- 4 A1 529 440 -88 1.201
HNCO Isocyanic acid 3 A' 1327 1080 -247 1.229
HNCO Isocyanic acid 5 A' 577 424 -153 1.360
HNCO Isocyanic acid 6 A" 656 466 -190 1.408
CH3CHClCH3 Propane, 2-chloro- 27 A" 276 198 -78 1.396
CH2CCl2 Ethene, 1,1-dichloro- 5 A1 299 249 -50 1.203
CH3COCl Acetyl Chloride 15 A" 166 120 -46 1.387
CH3COCl Acetyl Chloride 10 A' 348 284 -64 1.226
CH3COCl Acetyl Chloride 14 A" 518 424 -94 1.221
CH2CF2 Ethene, 1,1-difluoro- 12 B2 438 362 -76 1.209
CH2CF2 Ethene, 1,1-difluoro- 5 A1 550 435 -115 1.265
CCl2O Phosgene 4 B1 580 448 -132 1.294
CHF2Cl difluorochloromethane 9 A" 366 298 -68 1.228
CHF2Cl difluorochloromethane 5 A' 596 497 -100 1.201
CHF3 Methane, trifluoro- 3 A1 700 565 -135 1.238
CHF3 Methane, trifluoro- 6 E 507 401 -106 1.265
CBr2F2 Methane, dibromodifluoro- 3 A1 140 310 170 0.451
CF3Br Bromotrifluoromethane 2 A1 760 633 -127 1.201
CF3Br Bromotrifluoromethane 5 E 547 434 -113 1.261
CFCl3 Trichloromonofluoromethane 6 E 241 200 -41 1.208
CFCl3 Trichloromonofluoromethane 3 A1 350 287 -63 1.220
CF2Cl2 difluorodichloromethane 3 A1 458 381 -77 1.204
CF2Cl2 difluorodichloromethane 9 B2 446 352 -94 1.266
CF2Cl2 difluorodichloromethane 4 A1 262 210 -52 1.250
CF2Cl2 difluorodichloromethane 5 A2 322 255 -67 1.260
CF3Cl Methane, chlorotrifluoro- 3 A1 476 388 -88 1.227
CF3Cl Methane, chlorotrifluoro- 5 E 563 440 -123 1.279
CF3Cl Methane, chlorotrifluoro- 6 E 350 272 -78 1.288
CF4 Carbon tetrafluoride 2 E 435 331 -104 1.314
CF4 Carbon tetrafluoride 4 T2 631 483 -148 1.307
CHOCH(CH3)CH3 Propanal, 2-methyl- 16 A' 632 480 -152 1.318
CHOCH(CH3)CH3 Propanal, 2-methyl- 31 A" 351 290 -61 1.212
CHOCH(CH3)CH3 Propanal, 2-methyl- 17 A' 395 310 -85 1.273
CH2ClCHClCH3 Propane, 1,2-dichloro- 27 A 108 86 -22 1.257
CH2ClCHClCH3 Propane, 1,2-dichloro- 25 A 250 203 -47 1.234
CH3COCH2CH3 2-Butanone 33 A" 87 49 -38 1.760
CH3COCH2CH3 2-Butanone 19 A' 413 339 -74 1.218
CH3COCH2CH3 2-Butanone 20 A' 260 198 -62 1.310
CH3COCH2CH3 2-Butanone 31 A" 201 166 -35 1.212
CHClCCl2 Trichloroethylene 9 A' 178 138 -40 1.289
CHClCCl2 Trichloroethylene 8 A' 277 229 -48 1.211
CH3COOCH3 methyl acetate 17 A' 303 247 -56 1.225
CH3COOCH3 methyl acetate 24 A" 607 478 -129 1.271
CH3COOCH3 methyl acetate 25 A" 187 153 -34 1.224
CH3COOCH3 methyl acetate 27 A" 110 63 -47 1.750
CH3COOCH3 methyl acetate 16 A' 429 356 -73 1.204
C6H5NO2 Nitrobenzene 36 B2 265 169 -96 1.564
C6H5NO2 Nitrobenzene 11 A1 851 707 -144 1.203
C6H5NO2 Nitrobenzene 13 A1 399 321 -78 1.242
C6H5NO2 Nitrobenzene 35 B2 531 428 -103 1.241
C6H5NO2 Nitrobenzene 12 A1 680 564 -116 1.205
C6H5NO2 Nitrobenzene 22 B1 675 529 -146 1.276
C6H5CN phenyl cyanide 4 A1 2242 1827 -415 1.227
C6H5CN phenyl cyanide 33 B2 167 138 -29 1.214
C6H5CHO benzaldehyde 25 A' 224 169 -55 1.326
C6H4O2 parabenzoquinone 22 B2u 408 338 -70 1.207
C6H4O2 parabenzoquinone 30 B3u 109 72 -36 1.507
CH2CHCHCH2 1,3-Butadiene 13 Au 162 130 -32 1.247
CH2CHCHO Acrolein 18 A" 157 129 -28 1.219
CH2ClCH2Cl Ethane, 1,2-dichloro- 10 Au 123 88 -35 1.398
C3H3N acrylonitrile 4 A' 2239 1830 -409 1.223
C3H3N acrylonitrile 11 A' 242 196 -46 1.233
C3H3N acrylonitrile 15 A" 362 279 -83 1.296
C3H6O 2-Propen-1-ol 22 A 377 299 -78 1.261
C3H6O 2-Propen-1-ol 24 A 188 76 -112 2.471
C3H6O 2-Propen-1-ol 21 A 554 389 -165 1.424
CH3OCHO methyl formate 17 A" 332 274 -58 1.210
CH3OCHO methyl formate 16 A" 1032 837 -195 1.232
C5H12 Pentane 23 A2 131 95 -36 1.374
CH3CH2CH2CN Butanenitrile 16 A' 551 455 -96 1.210
CH3CH2CH2CN Butanenitrile 5 A' 2263 1848 -415 1.224
C3H2N2 Malononitrile 12 B2 2275 1839 -436 1.237
C3H2N2 Malononitrile 6 A1 167 123 -44 1.356
C3H2N2 Malononitrile 8 A2 367 299 -68 1.226
C3H2N2 Malononitrile 2 A1 2275 1833 -442 1.241
C4H5N Pyrrole 16 B1 475 347 -128 1.368
C4H4N2 Succinonitrile 19 Bu 2255 1846 -409 1.222
C4H4N2 Succinonitrile 17 Bg 387 291 -96 1.331
C4H4N2 Succinonitrile 2 Ag 2254 1843 -411 1.223
C6H12 Cyclohexane 32 Eu 248 201 -47 1.231
C5H11N Piperidine 45 A" 254 208 -46 1.220
CH2C(CH3)CH3 1-Propene, 2-methyl- 21 B1 196 149 -47 1.320
CH2C(CH3)CH3 1-Propene, 2-methyl- 15 A2 193 131 -62 1.479
C2F4 Tetrafluoroethylene 6 B1u 558 442 -116 1.263
C2F4 Tetrafluoroethylene 9 B2u 218 153 -65 1.428
C2F4 Tetrafluoroethylene 7 B2g 508 371 -137 1.370
C2F4 Tetrafluoroethylene 3 Ag 394 313 -81 1.259
CH3CH2CHO Propanal 15 A' 271 210 -61 1.290
CH3CH2CHO Propanal 24 A" 135 85 -50 1.589
C4H8O2 1,4-Dioxane 10 Ag 424 353 -71 1.201
C4H8O2 1,4-Dioxane 19 Au 288 198 -90 1.457
CO2 Carbon dioxide 3 Πu 667 417 -250 1.599
C2Cl4 Tetrachloroethylene 4 Au 110 91 -19 1.203
C2Cl4 Tetrachloroethylene 3 Ag 237 191 -46 1.240
C2Cl4 Tetrachloroethylene 7 B2g 512 425 -87 1.206
C2Cl4 Tetrachloroethylene 9 B2u 176 140 -36 1.261
C5H8 Cyclopentene 18 A' 254 64 -190 3.946
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 5 A1 173 138 -35 1.249
CHClCHCl Ethene, 1,2-dichloro-, (E)- 12 Bu 250 200 -50 1.252
C4H8 cyclobutane 6 A1 199 92 -107 2.169
C3H4N2 1H-Pyrazole 21 A" 516 349 -167 1.480
C3H3NO Isoxazole 5 A' 1560 1296 -264 1.203
C3H3NO Isoxazole 14 A" 1033 809 -224 1.276
C3H3NO Isoxazole 7 A' 1373 1122 -251 1.223
C3H4N2 1H-Imidazole 21 A" 539 379 -160 1.422
C2H3N3 1H-1,2,4-Triazole 14 A" 990 766 -224 1.292
C2H3N3 1H-1,2,4-Triazole 7 A' 1390 1150 -240 1.209
C2H3N3 1H-1,2,4-Triazole 18 A" 640 376 -264 1.700
C2H3N3 1H-1,2,4-Triazole 15 A" 885 720 -165 1.228
C2H3N3 1H-1,2,4-Triazole 6 A' 1473 1222 -251 1.205
CH2N4 1H-Tetrazole 15 A" 578 386 -192 1.499
CH2N4 1H-Tetrazole 12 A" 906 726 -180 1.248
C2H4O3 trioxolane124 11 A 352 288 -64 1.222
C2H4O3 trioxolane124 21 B 193 100 -93 1.928
C4H4N2 Pyridazine 13 A2 421 326 -95 1.291
C4H4N2 Pyridazine 8 A1 964 785 -179 1.227
C4H4N2 1,3-Diazine 23 B2 1071 863 -208 1.241
C4H4N2 Pyrazine 18 B2u 1063 858 -205 1.238
C3H3N3 1,3,5-Triazine 5 A2' 1068 728 -340 1.467
C3H3N3 1,3,5-Triazine 6 A2" 925 757 -168 1.221
N2H4 Hydrazine 7 A 377 302 -74 1.246
C2H5F fluoroethane 18 A" 243 185 -58 1.314
COFCl Carbonic chloride fluoride 6 A" 667 498 -169 1.338
COFCl Carbonic chloride fluoride 4 A' 501 406 -95 1.233
COFCl Carbonic chloride fluoride 3 A' 776 639 -137 1.215
COFCl Carbonic chloride fluoride 5 A' 415 325 -90 1.276
CF2O Carbonic difluoride 3 A1 584 442 -142 1.322
CF2O Carbonic difluoride 4 B1 774 549 -225 1.409
CF2O Carbonic difluoride 6 B2 626 478 -148 1.309
CF3CN Acetonitrile, trifluoro- 8 E 196 148 -48 1.320
CF3CN Acetonitrile, trifluoro- 1 A1 2275 1767 -508 1.287
CF3CN Acetonitrile, trifluoro- 7 E 463 369 -94 1.255
CF3CN Acetonitrile, trifluoro- 4 A1 522 411 -111 1.271
NH2CN cyanamide 5 A' 408 781 373 0.522
NH2CN cyanamide 6 A' 487 336 -151 1.451
NH2CN cyanamide 9 A" 435 331 -104 1.316
HOCN cyanic acid 4 A' 1082 859 -223 1.259
HOCN cyanic acid 2 A' 2302 1892 -410 1.217
HOCN cyanic acid 5 A' 460 345 -115 1.335
CH3CF3 Ethane, 1,1,1-trifluoro- 11 E 540 432 -108 1.250
CH3CF3 Ethane, 1,1,1-trifluoro- 5 A1 606 481 -125 1.259
CH3CF3 Ethane, 1,1,1-trifluoro- 6 A2 225 117 -108 1.929
CH3CF3 Ethane, 1,1,1-trifluoro- 12 E 365 295 -70 1.235
C4H6O2 2,3-Butanedione 10 Ag 369 291 -78 1.266
C4H6O2 2,3-Butanedione 30 Bu 250 171 -79 1.466
C4H6O2 2,3-Butanedione 21 Bg 240 79 -161 3.048
C4H6O2 2,3-Butanedione 9 Ag 614 462 -152 1.330
C2N2 Cyanogen 5 Πu 234 195 -39 1.201
C2N2 Cyanogen 2 Σg 846 691 -155 1.225
C2N2 Cyanogen 3 Σu 2158 1645 -513 1.312
C2N2 Cyanogen 1 Σg 2330 1862 -468 1.252
CH2CO Ketene 6 B1 528 366 -162 1.443
CH2CO Ketene 9 B2 433 344 -89 1.260
OCS Carbonyl sulfide 3 Π 520 386 -134 1.346
C3H6O Oxetane 12 A2 986 787 -199 1.253
C3O2 Carbon suboxide 7 Πu 61 112 51 0.544
C3O2 Carbon suboxide 5 Πg 573 440 -133 1.302
C3O2 Carbon suboxide 6 Πu 550 401 -149 1.372
ClCN chlorocyanogen 1 Σ 2216 1772 -444 1.250
ClCN chlorocyanogen 3 Π 378 294 -84 1.284
ClCN chlorocyanogen 2 Σ 744 613 -131 1.214
C6H4F2 1,4-difluorobenzene 19 B2u 1633 1325 -308 1.233
C6H4F2 1,4-difluorobenzene 20 B2u 1306 1059 -247 1.233
CH3COF Acetyl fluoride 9 A' 598 490 -108 1.220
CH3COF Acetyl fluoride 15 A" 123 84 -39 1.473
CH3COF Acetyl fluoride 10 A' 420 342 -78 1.227
CH3COF Acetyl fluoride 14 A" 567 465 -102 1.219
CH2CHCHClCH3 1-Butene, 3-chloro- 30 A 92 74 -18 1.238
CH2CHCHClCH3 1-Butene, 3-chloro- 29 A 245 204 -41 1.204
C5H8 1,4-Pentadiene 31 B 721 558 -163 1.292
C5H8 1,4-Pentadiene 33 B 331 77 -254 4.313
C5H8 1,4-Pentadiene 15 A 421 331 -90 1.271
C5H8 1,4-Pentadiene 17 A 102 66 -36 1.535
C5H8 1,4-Pentadiene 16 A 137 263 126 0.520
C6H10 1,5-Hexadiene 29 Bg 264 119 -145 2.213
C6H10 1,5-Hexadiene 14 Ag 351 240 -111 1.461
C6H10 1,5-Hexadiene 20 Au 649 524 -125 1.239
COBr2 Carbonic dibromide 6 B2 512 332 -180 1.541
COBr2 Carbonic dibromide 4 B1 757 437 -320 1.734
C5H8 1,2-Butadiene, 3-methyl- 33 B2 187 155 -32 1.204
CH3NO3 Methyl nitrate 11 A' 578 435 -143 1.330
CH3NO3 Methyl nitrate 10 A' 657 519 -138 1.265
CH3NO3 Methyl nitrate 12 A' 340 281 -59 1.208
CH3NO3 Methyl nitrate 16 A" 758 479 -279 1.583
CH3SSCH3 Disulfide, dimethyl 13 A 117 77 -40 1.517
C6H8 1,4-Cyclohexadiene 19 B1u 108 71 -37 1.529
CO Carbon monoxide 1 Σ 2170 1751 -418 1.239
C3H6O2 1,3-Dioxolane 6 A 1361 2857 1496 0.476
C3H6O2 1,3-Dioxolane 13 A 658 1192 534 0.552
C3H6O2 1,3-Dioxolane 4 A 1509 2932 1423 0.515
C3H6O2 1,3-Dioxolane 5 A 1480 2928 1448 0.505
C2F2 difluoroacetylene 4 Πg 270 130 -140 2.070
C4H2N2 Fumaronitrile 14 Bu 2243 1819 -424 1.233
C4H2N2 Fumaronitrile 2 Ag 2230 1817 -413 1.227
C4H2N2 Fumaronitrile 7 Ag 261 211 -50 1.236
C4H2N2 Fumaronitrile 12 Bg 383 305 -78 1.255
C4H2N2 Fumaronitrile 18 Bu 148 112 -36 1.316
C3H7N Cyclopropylamine 27 A" 254 209 -45 1.217
C6H8 1,3,5-Hexatriene, (E)- 36 Bu 170 130 -40 1.307
C6H8 1,3,5-Hexatriene, (E)- 24 Bg 217 167 -50 1.298
C6H8 1,3,5-Hexatriene, (E)- 35 Bu 590 478 -112 1.235
C4N2 2-Butynedinitrile 3 Σg 692 500 -192 1.385
C4N2 2-Butynedinitrile 2 Σg 2119 1700 -419 1.246
C4N2 2-Butynedinitrile 4 Σu 2241 1795 -446 1.249
C4N2 2-Butynedinitrile 5 Σu 1154 944 -210 1.222
CaO Calcium monoxide 1 Σ 732 251 -481 2.919
GeO2 Germanium dioxide 3 Πu 196 103 -93 1.905
LiOH lithium hydroxide 3 Π 257 707 451 0.363
FCN Cyanogen fluoride 3 Π 451 336 -115 1.342
FCN Cyanogen fluoride 1 Σ 2317 1857 -460 1.248
Si2H6 disilane 4 A1u 131 93 -38 1.411
OCSe Carbonyl selenide 3 Π 463 379 -84 1.221
C5H10 Cyclopropane, 1,1-dimethyl- 39 B2 392 323 -69 1.213
C6H5O phenoxy radical 30 B2 446 367 -79 1.214
C6H5O phenoxy radical 6 A1 1397 1133 -264 1.233
C2H Ethynyl radical 3 Π 372 850 478 0.437
CF3 Trifluoromethyl radical 2 A1 701 546 -155 1.285
CF3 Trifluoromethyl radical 4 E 509 409 -100 1.244
C4H9N Cyclobutylamine 21 A' 174 97 -77 1.798
SF6 Sulfur Hexafluoride 6 T2u 347 212 -135 1.633
SF6 Sulfur Hexafluoride 1 A1g 774 551 -223 1.405
SF6 Sulfur Hexafluoride 4 T1u 616 362 -253 1.700
SF6 Sulfur Hexafluoride 5 T2g 525 302 -223 1.739
COHCl Formyl chloride 6 A" 932 773 -159 1.206
CH2OH Hydroxymethyl radical 9 A 234 446 212 0.524
CH2OH Hydroxymethyl radical 8 A 482 781 299 0.617
C6H8 1,3,5-Hexatriene, (Z)- 24 B1 358 78 -280 4.591
C6H8 1,3,5-Hexatriene, (Z)- 11 A1 1136 817 -319 1.390
C6H8 1,3,5-Hexatriene, (Z)- 19 A2 264 125 -139 2.112
ClNO Nitrosyl chloride 1 A' 1800 1321 -479 1.362
SO2F2 Sulfuryl fluoride 1 A1 1269 788 -481 1.610
SO2F2 Sulfuryl fluoride 3 A1 544 262 -282 2.076
SO2F2 Sulfuryl fluoride 6 B1 885 609 -276 1.453
SO2F2 Sulfuryl fluoride 9 B2 553 275 -278 2.007
SO2F2 Sulfuryl fluoride 4 A1 385 196 -189 1.967
SO2F2 Sulfuryl fluoride 2 A1 848 591 -257 1.435
SO2F2 Sulfuryl fluoride 5 A2 388 194 -194 2.005
SO2F2 Sulfuryl fluoride 7 B1 539 231 -308 2.335
SO2F2 Sulfuryl fluoride 8 B2 1502 840 -662 1.788
OH- hydroxide anion 1 Σ 3738 2590 -1148 1.443
OH Hydroxyl radical 1 Σ 3738 3329 -409 1.123
CHOCHCHCH3 2-Butenal 25 A" 295 240 -55 1.230
CHOCHCHCH3 2-Butenal 18 A' 230 178 -52 1.289
CH2CHO Vinyloxy radical 7 A' 1143 945 -198 1.209
C4H5N Cyclopropanecarbonitrile 14 A' 222 182 -40 1.222
C4H5N Cyclopropanecarbonitrile 4 A' 2264 1850 -414 1.224
C4H5N Cyclopropanecarbonitrile 24 A" 222 183 -39 1.214
C4H6 Methylenecyclopropane 17 B1 360 276 -84 1.303
SeO2 Selenium dioxide 2 A1 373 306 -67 1.219
SeO2 Selenium dioxide 3 B2 966 1838 872 0.525
SO2 Sulfur dioxide 3 B2 1362 1785 423 0.763
SO2 Sulfur dioxide 1 A1 1151 915 -236 1.258
SO2 Sulfur dioxide 2 A1 518 386 -132 1.341
SO3 Sulfur trioxide 1 A1' 1065 764 -301 1.394
SO3 Sulfur trioxide 2 A2" 498 165 -333 3.020
SO3 Sulfur trioxide 4 E' 530 247 -283 2.146
C2Cl2+ dichloroacetylene cation 5 Πu 233 150 -83 1.549
ClFO3 Perchloryl fluoride 3 A1 549 54 -495 10.082
ClFO3 Perchloryl fluoride 5 E 589 75 -514 7.874
ClFO3 Perchloryl fluoride 6 E 405 24 -381 17.194
ClFO3 Perchloryl fluoride 1 A1 1061 768 -293 1.382
ClFO3 Perchloryl fluoride 4 E 1315 144 -1171 9.134
ClFO3 Perchloryl fluoride 2 A1 715 131 -584 5.458
SiO2 silicon dioxide 3 Πu 273 65 -208 4.195
BF3+ boron trifluoride cation 4 E' 411 339 -72 1.214
NaH sodium hydride 1 Σ 1172 1880 708 0.623
PF5 Phosphorus pentafluoride 1 A1' 816 623 -193 1.310
PF5 Phosphorus pentafluoride 7 E' 174 99 -75 1.760
PF5 Phosphorus pentafluoride 4 A2" 575 401 -174 1.435
PF5 Phosphorus pentafluoride 8 E" 520 352 -168 1.477
PF5 Phosphorus pentafluoride 6 E' 533 366 -167 1.457
HF Hydrogen fluoride 1 Σ 4138 3614 -525 1.145
NH3+ ammonia cation 2 A2" 903 606 -298 1.491
H2SO4 Sulfuric acid 7 A 379 181 -197 2.090
H2SO4 Sulfuric acid 11 B 1157 772 -384 1.498
H2SO4 Sulfuric acid 13 B 558 254 -304 2.201
H2SO4 Sulfuric acid 3 A 1136 728 -408 1.560
H2SO4 Sulfuric acid 5 A 548 263 -285 2.086
H2SO4 Sulfuric acid 12 B 882 586 -296 1.505
H2SO4 Sulfuric acid 4 A 831 562 -270 1.480
H2SO4 Sulfuric acid 15 B 288 201 -87 1.431
H2SO4 Sulfuric acid 14 B 506 248 -258 2.038
H2SO4 Sulfuric acid 6 A 422 234 -188 1.805
H2SO4 Sulfuric acid 8 A 224 145 -79 1.541
H2SO4 Sulfuric acid 10 B 1452 1195 -258 1.216
NaF sodium fluoride 1 Σ 536 797 262 0.672
MgH2 magnesium dihydride 2 Σu 1572 2166 594 0.726
HNO3 Nitric acid 8 A" 762 478 -284 1.593
HNO3 Nitric acid 6 A' 647 469 -178 1.379
HNO3 Nitric acid 7 A' 579 389 -190 1.490
HNO3 Nitric acid 9 A" 456 373 -83 1.222
SOCl2 thionyl chloride 2 A' 492 364 -128 1.353
SOCl2 thionyl chloride 4 A' 194 101 -93 1.918
SOCl2 thionyl chloride 3 A' 344 268 -76 1.286
SOCl2 thionyl chloride 5 A" 455 323 -132 1.407
SOCl2 thionyl chloride 6 A" 284 207 -77 1.371
H2O2 Hydrogen peroxide 4 A 371 139 -232 2.668
N2 Nitrogen diatomic 1 Σg 2359 1455 -904 1.621
O2 Oxygen diatomic 1 Σg 1580 1216 -364 1.300
O2+ diatomic oxygen cation 1 Σg 1906 926 -980 2.057
HNO2 Nitrous acid 2 A' 1700 1338 -361 1.270
HNO2 Nitrous acid 6 A" 543 443 -100 1.224
HN3 hydrogen azide 5 A' 534 397 -138 1.347
HN3 hydrogen azide 6 A" 607 388 -219 1.564
HN3 hydrogen azide 4 A' 1151 898 -253 1.282
NF3 Nitrogen trifluoride 2 A1 647 532 -115 1.215
NF3 Nitrogen trifluoride 4 E 492 399 -93 1.234
PF3 Phosphorus trifluoride 2 A1 487 387 -100 1.258
SiF4 Silicon tetrafluoride 1 A1 800 628 -172 1.274
SiF4 Silicon tetrafluoride 4 T2 389 300 -89 1.297
SiF4 Silicon tetrafluoride 2 E 268 214 -54 1.253
AlF3 Aluminum trifluoride 2 A2" 297 234 -63 1.267
AlF3 Aluminum trifluoride 4 E' 263 216 -47 1.215
AsF5 Arsenic pentafluoride 1 A1' 734 581 -153 1.263
AsF5 Arsenic pentafluoride 7 E' 123 84 -39 1.462
AsF5 Arsenic pentafluoride 5 E' 811 662 -149 1.225
AsF5 Arsenic pentafluoride 6 E' 372 281 -91 1.324
AsF5 Arsenic pentafluoride 4 A2" 400 315 -85 1.271
AsF5 Arsenic pentafluoride 8 E" 386 300 -86 1.286
HSO3F Fluorosulfonic acid 6 A 823 570 -253 1.443
HSO3F Fluorosulfonic acid 8 A 551 260 -291 2.119
HSO3F Fluorosulfonic acid 2 A 1486 1172 -314 1.267
HSO3F Fluorosulfonic acid 4 A 1150 757 -393 1.519
HSO3F Fluorosulfonic acid 3 A 1243 803 -440 1.547
HSO3F Fluorosulfonic acid 5 A 896 603 -293 1.485
HSO3F Fluorosulfonic acid 10 A 409 226 -183 1.810
HSO3F Fluorosulfonic acid 9 A 518 239 -279 2.163
HSO3F Fluorosulfonic acid 11 A 390 185 -205 2.107
HSO3F Fluorosulfonic acid 7 A 562 265 -297 2.120
HSO3F Fluorosulfonic acid 12 A 266 172 -94 1.548
FNO Nitrosyl fluoride 1 A' 1844 1172 -672 1.574
FNO3 Fluorine nitrate 7 A' 303 244 -59 1.241
FNO3 Fluorine nitrate 9 A" 152 95 -57 1.606
FNO3 Fluorine nitrate 8 A" 709 460 -249 1.540
SO2Cl2 Sulfuryl chloride 1 A1 1205 993 -212 1.213
SO2Cl2 Sulfuryl chloride 3 A1 408 222 -186 1.842
SO2Cl2 Sulfuryl chloride 6 B1 586 350 -236 1.675
SO2Cl2 Sulfuryl chloride 9 B2 362 202 -160 1.791
SO2Cl2 Sulfuryl chloride 2 A1 577 369 -208 1.563
SO2Cl2 Sulfuryl chloride 4 A1 218 96 -122 2.268
SO2Cl2 Sulfuryl chloride 5 A2 282 144 -138 1.964
SO2Cl2 Sulfuryl chloride 7 B1 388 191 -197 2.029
SO2Cl2 Sulfuryl chloride 8 B2 1434 1099 -335 1.305
NH2OH hydroxylamine 9 A" 386 182 -204 2.126
N2O Nitrous oxide 2 Σ 1285 892 -393 1.440
N2O Nitrous oxide 3 Π 589 381 -208 1.545
S2Cl2 Disulfur dichloride 4 A 95 70 -25 1.354
Cl3PO Phosphoryl chloride 2 A1 481 400 -81 1.202
Cl3PO Phosphoryl chloride 3 A1 266 190 -76 1.402
Cl3PO Phosphoryl chloride 4 E 590 477 -113 1.236
Cl3PO Phosphoryl chloride 5 E 333 227 -106 1.467
Cl3PO Phosphoryl chloride 6 E 187 129 -58 1.446
PCl5 Phosphorus pentachloride 6 E' 273 216 -57 1.262
PCl5 Phosphorus pentachloride 8 E" 261 207 -54 1.263
PCl5 Phosphorus pentachloride 4 A2" 299 241 -58 1.239
PCl5 Phosphorus pentachloride 7 E' 100 59 -41 1.682
O3 Ozone 2 A1 705 578 -127 1.220
O3 Ozone 3 B2 1042 2417 1374 0.431
BN boron nitride 1 Σ 1520 1991 470 0.764
OClO Chlorine dioxide 2 A1 448 212 -236 2.110
OClO Chlorine dioxide 3 B2 1110 536 -575 2.073
NO+ nitric oxide cation 1 Σ 2377 1075 -1302 2.212
NO2 Nitrogen dioxide 2 A1 750 595 -155 1.261
NO2 Nitrogen dioxide 3 B2 1618 2062 444 0.785
N2O3 Dinitrogen trioxide 2 A' 1652 1240 -412 1.332
N2O3 Dinitrogen trioxide 7 A' 205 322 117 0.636
N2O3 Dinitrogen trioxide 9 A" 63 207 144 0.305
N2O3 Dinitrogen trioxide 5 A' 627 522 -105 1.201
N2O3 Dinitrogen trioxide 8 A" 414 339 -75 1.223
N2O3 Dinitrogen trioxide 6 A' 241 356 115 0.676
NS+ nitrogen sulfide cation 1 Σ 1415 666 -749 2.123
NaK Sodium Potassium 1 Σ 124 246 122 0.504
FO Oxygen monofluoride 1 Σ 1053 1512 459 0.697
C3 carbon trimer 3 Πu 63 184 121 0.344
C3 carbon trimer 1 Σg 1225 1009 -215 1.213
CaOH Calcium monohydroxide 2 Σ 353 630 277 0.561
CaOH Calcium monohydroxide 3 Π 609 -215 -824 -2.833
C4 Carbon tetramer 5 Πu 160 125 -35 1.282
C4 Carbon tetramer 3 Σu 1549 1285 -264 1.206
P2 Phosphorus diatomic 1 Σg 781 598 -183 1.306
PS+ phosphorus monosulfide cation 1 Σ 845 629 -216 1.343
ClNO2 Nitryl chloride 4 B1 652 448 -204 1.456
ClNO2 Nitryl chloride 6 B2 408 301 -107 1.357
ClNO2 Nitryl chloride 2 A1 793 589 -203 1.345
H2S2 HSSH 4 A 417 287 -130 1.454
F3PO Phosphoryl fluoride 6 E 336 205 -131 1.635
F3PO Phosphoryl fluoride 1 A1 1417 1092 -325 1.297
F3PO Phosphoryl fluoride 3 A1 472 325 -147 1.450
F3PO Phosphoryl fluoride 4 E 991 795 -196 1.246
F3PO Phosphoryl fluoride 5 E 482 272 -210 1.769
F3PO Phosphoryl fluoride 2 A1 873 653 -220 1.337
CuH Copper monohydride 1 Σ 1941 1474 -468 1.317
NH2- amino anion 3 B2 3190 2736 -454 1.166
NH2- amino anion 1 A1 3122 2627 -495 1.189
N2F2 Dinitrogen difluoride, (E)- 6 Bu 423 326 -97 1.297
N2F2 Dinitrogen difluoride, (E)- 1 Ag 1523 1117 -406 1.364
N2F2 Dinitrogen difluoride, (E)- 4 Au 364 289 -75 1.258
CaF Calcuium monofluoride 1 Σ 581 17 -564 34.659
SO+ sulfur monoxide cation 1 Σ 1360 720 -640 1.888
HNO Nitrosyl hydride 3 A' 1501 1127 -374 1.331
MgH+ magnesium monohydride cation 1 Σ 1699 2136 437 0.795
PO Phosphorus monoxide 1 Σ 1233 730 -503 1.689
PO+ phosphorus monoxide cation 1 Σ 1405 925 -480 1.519
ClONO2 Chlorine nitrate 6 A' 434 338 -96 1.285
ClONO2 Chlorine nitrate 8 A" 711 461 -250 1.541
ClONO2 Chlorine nitrate 7 A' 273 212 -62 1.291
ClONO2 Chlorine nitrate 9 A" 124 73 -51 1.696
FO2 Dioxygen monofluoride 3 A' 376 273 -103 1.378
N2H2 trans-diazine 3 Ag 1529 1132 -397 1.351
SCN thiocyanato radical 1 Σ 1942 2919 977 0.665
ClOO chloroperoxy radical 2 A' 414 660 246 0.627
ClOO chloroperoxy radical 3 A' 201 357 155 0.565
ClOO chloroperoxy radical 1 A' 1443 1105 -338 1.306
PN Phosphorus mononitride 1 Σ 1337 764 -573 1.750
AlH4- Aluminum tetrahydride anion 3 T2 1628 2110 482 0.771
GeO Germanium monoxide 1 Σ 986 805 -180 1.224
SSO Disulfur monoxide 3 A' 380 306 -74 1.243
OBrO OBrO 2 A1 312 195 -117 1.599
OBrO OBrO 3 B2 849 543 -305 1.562
OBrO OBrO 1 A1 799 603 -197 1.327
NCO isocyanato radical 2 Σ 1267 822 -445 1.541
GeH2 germylene 1 A1 1856 1117 -739 1.662
Na2 Sodium diatomic 1 Σg 159 444 285 0.359
H3+ hydrogen trimer cation 2 E' 2521 1854 -667 1.360
HNB hydrogen nitrogen boron 3 Π 433 629 196 0.688
BrONO Bromine nitrite 1 A' 1723 1195 -529 1.443
ZnCH2 Zinc methylene 6 B2 544 268 -276 2.031
ZnCH2 Zinc methylene 4 B1 525 834 310 0.629