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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/CEP-31G
Calculated values were scaled by 0.9663.

Species Name mode Symmetry Experiment Theory difference ratio
C3H4O2 β–Propiolactone 21 A" 113 161 48 0.700
CH3CONH2 Acetamide 20 A 259 401 142 0.646
CH3COOH Acetic acid 11 A' 657 520 -137 1.263
CH3OH Methyl alcohol 12 A" 200 319 119 0.628
CH3COCH3 Acetone 12 A2 77 49 -28 1.562
CH3SOCH3 Dimethyl sulfoxide 9 A' 1006 741 -265 1.357
CH3SOCH3 Dimethyl sulfoxide 11 A' 382 286 -96 1.337
CH3SOCH3 Dimethyl sulfoxide 12 A' 308 234 -74 1.319
CH3SOCH3 Dimethyl sulfoxide 23 A" 333 250 -83 1.332
C2H6O2S Dimethyl sulfone 6 A1 1013 764 -249 1.327
C2H6O2S Dimethyl sulfone 7 A1 703 566 -137 1.243
C2H6O2S Dimethyl sulfone 8 A1 496 319 -177 1.557
C2H6O2S Dimethyl sulfone 9 A1 294 203 -91 1.447
C2H6O2S Dimethyl sulfone 13 A2 326 227 -99 1.435
C2H6O2S Dimethyl sulfone 17 B1 1269 1031 -238 1.231
C2H6O2S Dimethyl sulfone 19 B1 396 261 -135 1.516
C2H6O2S Dimethyl sulfone 20 B1 262 155 -107 1.687
C2H6O2S Dimethyl sulfone 27 B2 465 317 -148 1.466
C6H6 Benzene 8 B2g 703 571 -132 1.231
C2H4 Ethylene 7 B2g 940 736 -203 1.276
CH3NH2 methyl amine 14 A" 1195 927 -268 1.289
CH3CCH propyne 10 E 328 229 -99 1.434
CH2F2 Methane, difluoro- 4 A1 529 439 -89 1.203
CHONH2 formamide 12 A" 289 439 151 0.657
HNCO Isocyanic acid 4 A' 777 555 -221 1.398
HNCO Isocyanic acid 6 A" 656 536 -120 1.224
CS2 Carbon disulfide 3 Πu 397 305 -92 1.301
CH3SCH3 Dimethyl sulfide 7 A1 282 233 -49 1.212
CH3SCH3 Dimethyl sulfide 15 B1 182 148 -34 1.230
C2H4O Ethylene oxide 15 B2 892 677 -215 1.318
CH3CHClCH3 Propane, 2-chloro- 27 A" 276 223 -53 1.239
CH2CF2 Ethene, 1,1-difluoro- 5 A1 550 456 -94 1.207
CH2CF2 Ethene, 1,1-difluoro- 8 B1 611 477 -134 1.280
CH3NO2 Methane, nitro- 11 A" 1583 3110 1527 0.509
CBr2F2 Methane, dibromodifluoro- 3 A1 140 301 161 0.465
CBr2F2 Methane, dibromodifluoro- 6 B1 1153 951 -202 1.212
CF3Br Bromotrifluoromethane 2 A1 760 631 -129 1.204
CF3Cl Methane, chlorotrifluoro- 5 E 563 467 -96 1.205
CF4 Carbon tetrafluoride 1 A1 909 749 -160 1.214
CF4 Carbon tetrafluoride 2 E 435 360 -75 1.208
CF4 Carbon tetrafluoride 4 T2 631 523 -108 1.206
C2F6 hexafluoroethane 4 A1u 68 56 -12 1.225
C2F6 hexafluoroethane 6 A2u 714 589 -125 1.211
CHOCH(CH3)CH3 Propanal, 2-methyl- 16 A' 632 507 -125 1.247
CHOCH(CH3)CH3 Propanal, 2-methyl- 17 A' 395 328 -67 1.205
CH3COOCH3 methyl acetate 27 A" 110 59 -51 1.869
C10H8 naphthalene 27 B2g 770 454 -316 1.697
C10H8 naphthalene 28 B2g 461 125 -336 3.678
C6H4O2 parabenzoquinone 16 B2g 794 633 -161 1.253
C6H4O2 parabenzoquinone 30 B3u 109 88 -21 1.233
CHCCH2CH3 1-Butyne 15 A' 197 148 -48 1.327
CHCCH2CH3 1-Butyne 23 A" 344 282 -62 1.220
CHCCH2CH3 1-Butyne 24 A" 213 173 -40 1.233
C3H6O 2-Propen-1-ol 21 A 554 416 -138 1.331
C3H6O 2-Propen-1-ol 24 A 188 99 -89 1.898
C6H5Cl chlorobenzene 18 B1 685 565 -120 1.212
C5H12 Pentane 23 A2 131 98 -33 1.332
C3H2N2 Malononitrile 6 A1 167 131 -36 1.272
C4H8O Furan, tetrahydro- 17 A 286 225 -61 1.274
C4H8O Furan, tetrahydro- 33 B 137 62 -75 2.203
C4H4N2 Succinonitrile 17 Bg 387 301 -86 1.286
CH2C(CH3)CH3 1-Propene, 2-methyl- 15 A2 193 150 -43 1.289
C2F4 Tetrafluoroethylene 6 B1u 558 464 -94 1.202
C2F4 Tetrafluoroethylene 7 B2g 508 375 -133 1.356
C4H9N Pyrrolidine 19 A' 299 237 -62 1.262
C4H8O2 1,4-Dioxane 19 Au 288 228 -60 1.265
CO2 Carbon dioxide 3 Πu 667 536 -131 1.244
C2Cl4 Tetrachloroethylene 4 Au 110 88 -22 1.250
C5H8 Cyclopentene 18 A' 254 128 -126 1.984
C5H8 Bicyclo[2.1.0]pentane 33 A" 276 218 -58 1.268
C3H3NO Isoxazole 7 A' 1373 1121 -252 1.224
C3H3NO Isoxazole 14 A" 1033 790 -243 1.307
C2H3N3 1H-1,2,4-Triazole 14 A" 990 814 -176 1.217
CH2N4 1H-Tetrazole 12 A" 906 744 -162 1.218
C2H4O3 trioxolane124 21 B 193 139 -54 1.392
C4H4N2 Pyridazine 13 A2 421 346 -75 1.216
COFCl Carbonic chloride fluoride 2 A' 1095 893 -202 1.226
COFCl Carbonic chloride fluoride 3 A' 776 633 -143 1.225
COFCl Carbonic chloride fluoride 6 A" 667 546 -121 1.221
CF2O Carbonic difluoride 2 A1 965 785 -180 1.230
CF2O Carbonic difluoride 3 A1 584 480 -104 1.216
CF2O Carbonic difluoride 4 B1 774 622 -152 1.244
CF2O Carbonic difluoride 5 B2 1249 1010 -239 1.237
CF2O Carbonic difluoride 6 B2 626 516 -110 1.213
HOCN cyanic acid 4 A' 1082 901 -181 1.200
HOCN cyanic acid 5 A' 460 368 -92 1.250
C4H6O2 2,3-Butanedione 9 Ag 614 503 -111 1.220
C4H6O2 2,3-Butanedione 21 Bg 240 103 -137 2.340
C4H2 Diacetylene 7 Πg 482 127 -355 3.797
C2N2 Cyanogen 3 Σu 2158 1777 -381 1.214
C6H5F Fluorobenzene 18 B1 685 553 -132 1.240
CH2CCH2 allene 11 E 355 294 -61 1.207
CH2CO Ketene 6 B1 528 406 -122 1.300
OCS Carbonyl sulfide 3 Π 520 420 -100 1.239
C2H3NO3 Oxamic acid 3 A' 2600 3478 878 0.747
C2H3NO3 Oxamic acid 12 A' 687 553 -134 1.243
C2H3NO3 Oxamic acid 15 A' 328 247 -81 1.326
C2H3NO3 Oxamic acid 16 A" 984 735 -249 1.339
C2H3NO3 Oxamic acid 17 A" 815 615 -200 1.325
C2H3NO3 Oxamic acid 18 A" 745 581 -164 1.283
C2H3NO3 Oxamic acid 21 A" 162 59 -103 2.752
C3H6O Oxetane 7 A1 1018 796 -222 1.278
C3H6O Oxetane 8 A1 908 734 -174 1.237
C3H6O Oxetane 18 B1 90 42 -48 2.145
C3H6O Oxetane 23 B2 1228 937 -291 1.310
C3O2 Carbon suboxide 6 Πu 550 422 -128 1.303
ClCN chlorocyanogen 3 Π 378 310 -68 1.220
C6H4F2 1,4-difluorobenzene 16 B2g 692 524 -168 1.321
C6H4F2 1,4-difluorobenzene 19 B2u 1633 1357 -276 1.203
C5H8 1,4-Pentadiene 16 A 137 273 136 0.503
C5H8 1,4-Pentadiene 17 A 102 76 -26 1.344
C5H8 1,4-Pentadiene 31 B 721 560 -161 1.287
C5H8 1,4-Pentadiene 33 B 331 59 -272 5.579
C6H10 1,5-Hexadiene 14 Ag 351 258 -93 1.361
C6H10 1,5-Hexadiene 29 Bg 264 129 -135 2.040
COBr2 Carbonic dibromide 4 B1 757 454 -303 1.668
COBr2 Carbonic dibromide 6 B2 512 319 -193 1.607
C3H8O2S (Methylsulphonyl)ethane 24 ?a 1060 785 -275 1.350
C3H8O2S (Methylsulphonyl)ethane 27 ?a 674 543 -131 1.242
C3H8O2S (Methylsulphonyl)ethane 28 ?a 519 374 -145 1.388
C3H8O2S (Methylsulphonyl)ethane 29 ?a 491 316 -175 1.554
C3H8O2S (Methylsulphonyl)ethane 30 ?a 384 294 -90 1.306
C3H8O2S (Methylsulphonyl)ethane 32 ?a 324 225 -99 1.438
C3H8O2S (Methylsulphonyl)ethane 33 ?a 257 186 -71 1.385
CH3SCH2CH3 Ethane, (methylthio)- 18 A' 227 176 -51 1.293
CH3SSCH3 Disulfide, dimethyl 10 A 509 415 -94 1.228
CH3SSCH3 Disulfide, dimethyl 11 A 240 194 -46 1.234
CH3SSCH3 Disulfide, dimethyl 13 A 117 69 -48 1.705
CH3SSCH3 Disulfide, dimethyl 23 B 274 220 -54 1.246
C6H8 1,4-Cyclohexadiene 19 B1u 108 42 -66 2.546
C6H8 1,4-Cyclohexadiene 23 B2g 403 328 -75 1.230
CO Carbon monoxide 1 Σ 2170 1786 -384 1.215
C6H10 2-Hexyne 25 A' 115 87 -28 1.321
C6H10 2-Hexyne 38 A" 392 211 -181 1.861
C6H10 2-Hexyne 39 A" 238 195 -43 1.221
C6H10 2-Hexyne 40 A" 220 155 -65 1.416
C6H10 2-Hexyne 41 A" 88 52 -36 1.686
C4H2N2 Fumaronitrile 18 Bu 148 123 -25 1.201
C3H7N Cyclopropylamine 12 A' 989 794 -195 1.245
C6H8 1,3,5-Hexatriene, (E)- 36 Bu 170 137 -33 1.239
BeO beryllium oxide 1 Σ 1457 1198 -259 1.216
GeO2 Germanium dioxide 3 Πu 196 159 -36 1.227
LiOH lithium hydroxide 3 Π 257 512 255 0.501
SiF2 Silicon difluoride 1 A1 855 692 -163 1.236
SiF2 Silicon difluoride 2 A1 345 280 -65 1.230
SiF2 Silicon difluoride 3 B2 870 706 -164 1.233
SiF2 Silicon difluoride 2 A1 278 205 -73 1.358
FCN Cyanogen fluoride 2 Σ 1060 860 -200 1.232
FCN Cyanogen fluoride 3 Π 451 350 -101 1.289
C5H8 1,3-Pentadiene, (Z)- 22 A' 144 212 68 0.681
C5H8 1,3-Pentadiene, (Z)- 31 A" 456 324 -132 1.410
C5H8 1,3-Pentadiene, (Z)- 32 A" 171 116 -55 1.470
Si2H6 disilane 4 A1u 131 107 -24 1.219
CCl2 dichloromethylene 2 A1 335 278 -58 1.208
CCl2 dichloromethylene 3 B2 758 618 -140 1.227
C5H10S 2H-Thiopyran, tetrahydro- 23 A' 194 153 -41 1.269
C5H8 1,3-Pentadiene, (E)- 31 A" 361 234 -127 1.540
C5H8 1,3-Pentadiene, (E)- 32 A" 129 191 62 0.677
C2H Ethynyl radical 3 Π 372 779 408 0.477
CF2 Difluoromethylene 1 A1 1225 1009 -216 1.214
CF2 Difluoromethylene 2 A1 667 547 -120 1.220
CF2 Difluoromethylene 3 B2 1114 906 -208 1.230
CH3 Methyl radical 2 A2" 606 460 -146 1.317
CF3 Trifluoromethyl radical 4 E 509 423 -85 1.201
SF6 Sulfur Hexafluoride 1 A1g 774 503 -270 1.537
SF6 Sulfur Hexafluoride 2 Eg 642 493 -149 1.303
SF6 Sulfur Hexafluoride 3 T1u 948 733 -214 1.292
SF6 Sulfur Hexafluoride 4 T1u 616 357 -259 1.725
SF6 Sulfur Hexafluoride 5 T2g 525 310 -215 1.695
SF6 Sulfur Hexafluoride 6 T2u 347 207 -140 1.680
HCO Formyl radical 1 A' 2434 3534 1099 0.689
HCO Formyl radical 2 A' 1868 2282 413 0.819
HCO Formyl radical 3 A' 1081 877 -204 1.232
C6H8 1,3,5-Hexatriene, (Z)- 11 A1 1136 849 -287 1.338
C6H8 1,3,5-Hexatriene, (Z)- 19 A2 264 136 -128 1.938
C6H8 1,3,5-Hexatriene, (Z)- 24 B1 358 99 -259 3.602
ClNO Nitrosyl chloride 1 A' 1800 1481 -319 1.215
ClNO Nitrosyl chloride 2 A' 596 469 -127 1.270
ClNO Nitrosyl chloride 3 A' 332 258 -74 1.285
SO2F2 Sulfuryl fluoride 1 A1 1269 976 -293 1.301
SO2F2 Sulfuryl fluoride 2 A1 848 546 -302 1.552
SO2F2 Sulfuryl fluoride 3 A1 544 322 -222 1.690
SO2F2 Sulfuryl fluoride 4 A1 385 201 -184 1.920
SO2F2 Sulfuryl fluoride 5 A2 388 208 -180 1.870
SO2F2 Sulfuryl fluoride 6 B1 885 559 -326 1.582
SO2F2 Sulfuryl fluoride 7 B1 539 299 -240 1.801
SO2F2 Sulfuryl fluoride 8 B2 1502 1111 -391 1.352
SO2F2 Sulfuryl fluoride 9 B2 553 311 -242 1.777
HCCF Fluoroacetylene 5 Π 367 239 -128 1.533
CH3CO Acetyl radical 3 A' 1875 2652 777 0.707
NF2 Difluoroamino radical 3 B2 942 1365 423 0.690
CF Fluoromethylidyne 1 Σ 1308 1019 -289 1.284
CCl carbon monochloride 1 Σ 877 719 -158 1.220
SiH2Cl2 dichlorosilane 3 A1 527 432 -95 1.220
SiH2Cl2 dichlorosilane 4 A1 188 155 -33 1.213
SiH2Cl2 dichlorosilane 9 B2 590 487 -103 1.211
C4H6 Methylenecyclopropane 17 B1 360 260 -100 1.386
SeO2 Selenium dioxide 2 A1 373 295 -77 1.262
SO2 Sulfur dioxide 1 A1 1151 919 -232 1.252
SO2 Sulfur dioxide 2 A1 518 375 -143 1.381
SO3 Sulfur trioxide 1 A1' 1065 823 -242 1.294
SO3 Sulfur trioxide 2 A2" 498 277 -221 1.796
SO3 Sulfur trioxide 4 E' 530 329 -201 1.609
SeS Selenium monosulfide 1 Σ 556 399 -157 1.393
AlCl3 Aluminum trichloride 4 E' 150 125 -25 1.204
KCl Potassium Chloride 1 Σ 281 232 -49 1.214
C2Cl2+ dichloroacetylene cation 4 Πg 318 -106 -423 -3.008
C2Cl2+ dichloroacetylene cation 5 Πu 233 149 -84 1.563
SiO2 silicon dioxide 3 Πu 273 217 -56 1.259
NaBr Sodium Bromide 1 Σ 302 244 -58 1.238
PF5 Phosphorus pentafluoride 1 A1' 816 575 -241 1.419
PF5 Phosphorus pentafluoride 4 A2" 575 409 -166 1.405
PF5 Phosphorus pentafluoride 5 E' 1024 792 -232 1.294
PF5 Phosphorus pentafluoride 6 E' 533 375 -158 1.422
PF5 Phosphorus pentafluoride 7 E' 174 111 -63 1.574
PF5 Phosphorus pentafluoride 8 E" 520 358 -162 1.453
NH3 Ammonia 2 A1 950 681 -269 1.394
H2SO4 Sulfuric acid 3 A 1136 882 -254 1.287
H2SO4 Sulfuric acid 4 A 831 544 -287 1.528
H2SO4 Sulfuric acid 5 A 548 334 -214 1.640
H2SO4 Sulfuric acid 6 A 422 321 -101 1.315
H2SO4 Sulfuric acid 7 A 379 238 -141 1.593
H2SO4 Sulfuric acid 8 A 224 183 -41 1.221
H2SO4 Sulfuric acid 10 B 1452 1106 -346 1.313
H2SO4 Sulfuric acid 11 B 1157 953 -204 1.214
H2SO4 Sulfuric acid 12 B 882 576 -306 1.531
H2SO4 Sulfuric acid 13 B 558 320 -238 1.745
H2SO4 Sulfuric acid 14 B 506 303 -203 1.671
H2SO4 Sulfuric acid 15 B 288 194 -94 1.482
HNO3 Nitric acid 8 A" 762 621 -141 1.226
SOCl2 thionyl chloride 2 A' 492 304 -188 1.621
SOCl2 thionyl chloride 3 A' 344 215 -129 1.598
SOCl2 thionyl chloride 4 A' 194 95 -99 2.051
SOCl2 thionyl chloride 5 A" 455 294 -161 1.547
SOCl2 thionyl chloride 6 A" 284 172 -112 1.648
PCl3 Phosphorus trichloride 1 A1 504 403 -101 1.249
PCl3 Phosphorus trichloride 2 A1 252 194 -58 1.300
PCl3 Phosphorus trichloride 4 E 198 143 -55 1.382
H2O2 Hydrogen peroxide 4 A 371 111 -260 3.331
N2 Nitrogen diatomic 1 Σg 2359 1740 -618 1.355
KBr Potassium Bromide 1 Σ 213 170 -43 1.252
O2 Oxygen diatomic 1 Σg 1580 1004 -576 1.573
O2+ diatomic oxygen cation 1 Σg 1906 688 -1217 2.769
Cl2 Chlorine diatomic 1 Σg 560 435 -125 1.286
HNO2 Nitrous acid 2 A' 1700 1330 -370 1.278
HN3 hydrogen azide 4 A' 1151 948 -202 1.214
HN3 hydrogen azide 6 A" 607 417 -190 1.456
F2O Difluorine monoxide 2 A1 461 370 -91 1.246
NF3 Nitrogen trifluoride 1 A1 1032 847 -185 1.219
NF3 Nitrogen trifluoride 2 A1 647 519 -128 1.246
NF3 Nitrogen trifluoride 4 E 492 389 -103 1.264
PF3 Phosphorus trifluoride 1 A1 892 699 -193 1.277
PF3 Phosphorus trifluoride 2 A1 487 341 -146 1.427
PF3 Phosphorus trifluoride 3 E 860 691 -169 1.245
PF3 Phosphorus trifluoride 4 E 344 251 -93 1.369
SF4 Sulfur tetrafluoride 1 A1 892 642 -250 1.389
SF4 Sulfur tetrafluoride 2 A1 558 456 -102 1.225
SF4 Sulfur tetrafluoride 3 A1 532 341 -191 1.559
SF4 Sulfur tetrafluoride 4 A1 228 87 -141 2.612
SF4 Sulfur tetrafluoride 5 A2 412 326 -86 1.266
SF4 Sulfur tetrafluoride 6 B1 865 644 -220 1.342
SF4 Sulfur tetrafluoride 7 B1 353 244 -109 1.447
SF4 Sulfur tetrafluoride 9 B2 475 356 -119 1.334
SiF4 Silicon tetrafluoride 1 A1 800 617 -183 1.296
SiF4 Silicon tetrafluoride 2 E 268 199 -69 1.347
SiF4 Silicon tetrafluoride 4 T2 389 304 -85 1.278
AsF5 Arsenic pentafluoride 1 A1' 734 563 -171 1.304
AsF5 Arsenic pentafluoride 4 A2" 400 331 -69 1.209
AsF5 Arsenic pentafluoride 5 E' 811 661 -150 1.227
AsF5 Arsenic pentafluoride 6 E' 372 299 -73 1.245
AsF5 Arsenic pentafluoride 7 E' 123 100 -23 1.234
AsF5 Arsenic pentafluoride 8 E" 386 312 -74 1.238
HSO3F Fluorosulfonic acid 2 A 1486 1099 -387 1.352
HSO3F Fluorosulfonic acid 4 A 1150 953 -197 1.207
HSO3F Fluorosulfonic acid 5 A 896 576 -320 1.555
HSO3F Fluorosulfonic acid 6 A 823 500 -323 1.646
HSO3F Fluorosulfonic acid 7 A 562 340 -222 1.652
HSO3F Fluorosulfonic acid 8 A 551 311 -240 1.772
HSO3F Fluorosulfonic acid 9 A 518 292 -226 1.773
HSO3F Fluorosulfonic acid 10 A 409 230 -179 1.776
HSO3F Fluorosulfonic acid 11 A 390 216 -174 1.806
HSO3F Fluorosulfonic acid 12 A 266 33 -233 8.114
FNO Nitrosyl fluoride 1 A' 1844 1510 -334 1.221
FNO Nitrosyl fluoride 2 A' 766 616 -150 1.244
FNO Nitrosyl fluoride 3 A' 520 395 -125 1.316
FNO3 Fluorine nitrate 4 A' 804 665 -139 1.210
FNO3 Fluorine nitrate 5 A' 633 436 -197 1.452
FNO3 Fluorine nitrate 6 A' 455 274 -181 1.659
FNO3 Fluorine nitrate 7 A' 303 198 -105 1.528
FNO3 Fluorine nitrate 8 A" 709 530 -179 1.338
FNO3 Fluorine nitrate 9 A" 152 100 -52 1.516
BrF5 bromine pentafluoride 1 A1 683 471 -212 1.450
BrF5 bromine pentafluoride 2 A1 587 383 -204 1.534
BrF5 bromine pentafluoride 3 A1 369 239 -130 1.541
BrF5 bromine pentafluoride 4 B1 312 208 -104 1.502
BrF5 bromine pentafluoride 5 B2 535 384 -151 1.392
BrF5 bromine pentafluoride 6 B2 281 144 -137 1.947
BrF5 bromine pentafluoride 8 E 415 267 -148 1.552
BrF5 bromine pentafluoride 9 E 237 167 -70 1.418
ClF Chlorine monofluoride 1 Σ 783 645 -139 1.215
ClF+ clorine monofluoride cation 1 Σ 870 1785 915 0.487
ClF3 Chlorine trifluoride 1 A1 752 609 -143 1.236
ClF3 Chlorine trifluoride 2 A1 529 279 -250 1.894
ClF3 Chlorine trifluoride 3 A1 328 100 -228 3.285
ClF3 Chlorine trifluoride 4 B1 328 192 -136 1.710
ClF3 Chlorine trifluoride 6 B2 442 238 -204 1.858
Cl2O Dichlorine monoxide 1 A1 639 497 -142 1.286
Cl2O Dichlorine monoxide 2 A1 296 233 -63 1.269
SO2Cl2 Sulfuryl chloride 1 A1 1205 992 -213 1.215
SO2Cl2 Sulfuryl chloride 2 A1 577 387 -190 1.491
SO2Cl2 Sulfuryl chloride 3 A1 408 196 -212 2.086
SO2Cl2 Sulfuryl chloride 4 A1 218 109 -109 1.999
SO2Cl2 Sulfuryl chloride 5 A2 282 154 -128 1.831
SO2Cl2 Sulfuryl chloride 6 B1 586 365 -221 1.604
SO2Cl2 Sulfuryl chloride 7 B1 388 194 -194 2.004
SO2Cl2 Sulfuryl chloride 8 B2 1434 1124 -310 1.276
SO2Cl2 Sulfuryl chloride 9 B2 362 208 -154 1.737
BrOCl BrOCl 2 A' 560 449 -110 1.245
N2O Nitrous oxide 2 Σ 1285 1024 -261 1.254
N2O Nitrous oxide 3 Π 589 383 -206 1.538
S2Cl2 Disulfur dichloride 1 A 546 404 -142 1.352
S2Cl2 Disulfur dichloride 2 A 466 387 -79 1.204
S2Cl2 Disulfur dichloride 3 A 202 147 -55 1.371
S2Cl2 Disulfur dichloride 4 A 95 71 -24 1.344
S2Cl2 Disulfur dichloride 6 B 244 178 -66 1.369
SiHCl3 Trichlorosilane 2 A1 499 402 -97 1.243
SiHCl3 Trichlorosilane 3 A1 254 203 -51 1.249
SiHCl3 Trichlorosilane 6 E 176 144 -32 1.223
NCl3 nitrogen trichloride 1 A1 538 430 -108 1.251
NCl3 nitrogen trichloride 2 A1 349 288 -61 1.210
NCl3 nitrogen trichloride 3 E 642 520 -122 1.234
NCl3 nitrogen trichloride 4 E 257 206 -51 1.249
Cl3PO Phosphoryl chloride 1 A1 1322 1101 -221 1.200
Cl3PO Phosphoryl chloride 2 A1 481 340 -141 1.415
Cl3PO Phosphoryl chloride 3 A1 266 186 -80 1.433
Cl3PO Phosphoryl chloride 4 E 590 433 -157 1.362
Cl3PO Phosphoryl chloride 5 E 333 235 -98 1.415
Cl3PO Phosphoryl chloride 6 E 187 132 -55 1.413
SiCl4 Silane, tetrachloro- 1 A1 424 330 -94 1.284
SiCl4 Silane, tetrachloro- 2 E 150 120 -30 1.254
SiCl4 Silane, tetrachloro- 3 T2 621 515 -106 1.205
SiCl4 Silane, tetrachloro- 4 T2 221 177 -44 1.252
PCl5 Phosphorus pentachloride 1 A1' 395 288 -107 1.371
PCl5 Phosphorus pentachloride 2 A1' 370 237 -133 1.562
PCl5 Phosphorus pentachloride 3 A2" 465 371 -94 1.253
PCl5 Phosphorus pentachloride 4 A2" 299 225 -74 1.329
PCl5 Phosphorus pentachloride 5 E' 592 437 -155 1.354
PCl5 Phosphorus pentachloride 6 E' 273 199 -74 1.371
PCl5 Phosphorus pentachloride 7 E' 100 60 -40 1.672
PCl5 Phosphorus pentachloride 8 E" 261 193 -68 1.351
O3 Ozone 3 B2 1042 2992 1950 0.348
OClO Chlorine dioxide 1 A1 946 762 -184 1.241
OClO Chlorine dioxide 2 A1 448 311 -137 1.442
OClO Chlorine dioxide 3 B2 1110 587 -523 1.890
GeCl2 Germanium dichloride 1 A1 409 338 -71 1.211
GeCl2 Germanium dichloride 2 A1 160 133 -27 1.203
SiO Silicon monoxide 1 Σ 1242 940 -301 1.321
NO Nitric oxide 1 Σ 1904 4328 2424 0.440
NO+ nitric oxide cation 1 Σ 2377 1502 -875 1.583
NO2 Nitrogen dioxide 3 B2 1618 3230 1612 0.501
N2O4 Dinitrogen tetroxide 3 Ag 265 177 -88 1.498
N2O4 Dinitrogen tetroxide 7 B2g 657 492 -165 1.337
N2O4 Dinitrogen tetroxide 9 B2u 265 123 -142 2.147
N2O4 Dinitrogen tetroxide 11 B3g 480 351 -129 1.368
N2O4 Dinitrogen tetroxide 12 B3u 425 316 -109 1.346
N2O3 Dinitrogen trioxide 2 A' 1652 1359 -293 1.216
N2O3 Dinitrogen trioxide 5 A' 627 424 -203 1.480
N2O3 Dinitrogen trioxide 7 A' 205 103 -102 1.987
N2O3 Dinitrogen trioxide 8 A" 414 320 -94 1.295
N2O3 Dinitrogen trioxide 9 A" 63 171 108 0.368
SCl2 Sulfur dichloride 1 A1 525 409 -116 1.283
SCl2 Sulfur dichloride 2 A1 208 152 -56 1.369
SCl2 Sulfur dichloride 3 B2 535 421 -114 1.270
SiF silicon monofluoride 1 Σ 857 671 -186 1.278
AsO Arsenic monoxide 1 Σ 967 790 -177 1.224
NS Mononitrogen monosulfide 1 Σ 1219 717 -501 1.699
NS+ nitrogen sulfide cation 1 Σ 1415 790 -625 1.792
FO Oxygen monofluoride 1 Σ 1053 2258 1205 0.466
C3 carbon trimer 3 Πu 63 205 142 0.309
MgOH magnesium hydroxide 3 Π 188 366 178 0.514
PO2 Phosphorus dioxide 1 A1 1076 882 -194 1.220
PO2 Phosphorus dioxide 2 A1 397 319 -78 1.245
PO2 Phosphorus dioxide 3 B2 1328 2368 1040 0.561
CaOH Calcium monohydroxide 2 Σ 353 538 185 0.657
C4 Carbon tetramer 4 Πg 323 145 -178 2.226
P2 Phosphorus diatomic 1 Σg 781 513 -268 1.522
P4 Phosphorus tetramer 1 A1 601 435 -165 1.380
P4 Phosphorus tetramer 2 E 361 255 -106 1.415
P4 Phosphorus tetramer 3 T2 467 324 -143 1.441
Se2 Selenium diatomic 1 Σg 385 287 -98 1.342
PS phosphorus sulfide 1 Σ 739 439 -300 1.683
PS+ phosphorus monosulfide cation 1 Σ 845 564 -281 1.497
CP Carbon monophosphide 1 Σ 1240 916 -324 1.354
SiS silicon monosulfide 1 Σ 750 605 -145 1.239
N3 azide radical 3 Πu 457 373 -84 1.227
S3- Sulfur trimer anion 3 B2 594 -888 -1482 -0.669
S3 Sulfur trimer 1 A1 581 468 -113 1.241
S3 Sulfur trimer 2 A1 281 209 -72 1.347
Si2 Silicon diatomic 1 Σg 511 405 -106 1.262
ClNO2 Nitryl chloride 3 A1 364 293 -70 1.240
ClNO2 Nitryl chloride 4 B1 652 540 -111 1.206
HCF Fluoromethylene 3 A' 1189 977 -212 1.218
TiO2 Titanium dioxide 1 A1 965 781 -184 1.236
H2S2 HSSH 3 A 515 421 -94 1.224
H2S2 HSSH 4 A 417 318 -100 1.314
SiH3Cl chlorosilane 3 A1 551 447 -104 1.233
F3PO Phosphoryl fluoride 1 A1 1417 1154 -263 1.227
F3PO Phosphoryl fluoride 2 A1 873 622 -251 1.402
F3PO Phosphoryl fluoride 3 A1 472 333 -139 1.418
F3PO Phosphoryl fluoride 4 E 991 736 -255 1.347
F3PO Phosphoryl fluoride 5 E 482 316 -166 1.526
F3PO Phosphoryl fluoride 6 E 336 222 -114 1.511
AlFCl2 Aluminum dichloride fluoride 2 A1 450 363 -87 1.241
SiH3F monofluorosilane 3 A1 872 704 -168 1.239
ND3 Ammonia-d3 2 A1 748 521 -227 1.435
SiCl2 Dichlorosilylene 1 A1 522 421 -101 1.239
SiCl2 Dichlorosilylene 2 A1 201 159 -42 1.263
SiCl2 Dichlorosilylene 3 B2 509 419 -90 1.216
AlCl Aluminum monochloride 1 Σ 482 376 -106 1.281
AlF Aluminum monofluoride 1 Σ 802 659 -143 1.217
BeF Beryllium monofluoride 1 Σ 1247 1030 -217 1.211
BF Boron monofluoride 1 Σ 1402 1094 -308 1.281
SiH- silicon monohydride anion 1 Σ 2175 1659 -516 1.311
N2F2 Dinitrogen difluoride, (E)- 1 Ag 1523 1077 -446 1.415
N2F2 Dinitrogen difluoride, (E)- 2 Ag 1018 828 -190 1.229
N2F2 Dinitrogen difluoride, (E)- 3 Ag 603 484 -119 1.247
N2F2 Dinitrogen difluoride, (E)- 4 Au 364 289 -75 1.260
N2F2 Dinitrogen difluoride, (E)- 6 Bu 423 340 -83 1.245
SF2 sulfur difluoride 1 A1 839 667 -171 1.256
SF2 sulfur difluoride 2 A1 355 244 -111 1.457
SF2 sulfur difluoride 3 B2 813 660 -153 1.231
AlF2Cl Aluminum chloride difluoride 3 A1 250 205 -45 1.221
AlF2Cl Aluminum chloride difluoride 6 B2 200 160 -40 1.248
HPO HPO 2 A' 1188 891 -297 1.333
HPO HPO 3 A' 986 760 -226 1.297
SO+ sulfur monoxide cation 1 Σ 1360 865 -495 1.572
BrF+ bromine fluoride cation 1 Σ 750 1630 880 0.460
SiCl Clorosilylidyne 1 Σ 536 417 -118 1.283
H3O+ hydronium 2 A1 954 565 -389 1.688
HNO Nitrosyl hydride 3 A' 1501 1160 -341 1.294
PO- phosphorus monoxide anion 1 Σ 1000 805 -195 1.242
PO Phosphorus monoxide 1 Σ 1233 415 -819 2.973
PO+ phosphorus monoxide cation 1 Σ 1405 894 -511 1.571
AlO Aluminum monoxide 1 Σ 979 668 -312 1.467
ClONO2 Chlorine nitrate 3 A' 809 653 -156 1.240
ClONO2 Chlorine nitrate 4 A' 780 647 -133 1.206
ClONO2 Chlorine nitrate 5 A' 563 409 -154 1.376
ClONO2 Chlorine nitrate 6 A' 434 285 -149 1.523
ClONO2 Chlorine nitrate 7 A' 273 188 -86 1.456
ClONO2 Chlorine nitrate 8 A" 711 557 -154 1.277
ClONO2 Chlorine nitrate 9 A" 124 94 -30 1.323
ClO Monochlorine monoxide 1 Σ 854 1248 394 0.684
CaCl calcium monochloride 1 Σ 368 293 -75 1.255
N2H2 trans-diazine 3 Ag 1529 1256 -273 1.217
SCN thiocyanato radical 1 Σ 1942 2769 827 0.701
PF phosphorus monofluoride 1 Σ 847 672 -175 1.260
PF+ phosphorus monofluoride cation 1 Σ 1053 799 -254 1.318
PCl phosphorus chloride 1 Σ 577 472 -105 1.223
ClOO chloroperoxy radical 1 A' 1443 3199 1756 0.451
ClOO chloroperoxy radical 2 A' 414 1084 670 0.382
ClOO chloroperoxy radical 3 A' 201 433 232 0.465
PN Phosphorus mononitride 1 Σ 1337 773 -564 1.729
PN+ phosphorus nitride cation 1 Σ 1200 829 -371 1.448
SiCl3 trichlorosilyl radical 1 A1 470 381 -89 1.235
SiCl3 trichlorosilyl radical 3 E 582 484 -98 1.202
BCl boron monochloride 1 Σ 840 681 -159 1.233
GeO Germanium monoxide 1 Σ 986 792 -194 1.245
SSO Disulfur monoxide 3 A' 380 295 -85 1.289
OBrO OBrO 3 B2 849 497 -352 1.707
BrOBr Bromine oxide 1 A1 533 408 -125 1.305
S2 Sulfur diatomic 1 Σg 726 501 -225 1.449
GeH2 germylene 1 A1 1856 920 -936 2.018
GeH2 germylene 2 A1 916 1748 832 0.524
ClS2 Sulfur chloride 1 A' 662 1140 478 0.581
HNB hydrogen nitrogen boron 3 Π 433 637 204 0.679
ZnCH3 Zinc monomethyl 6 E 315 595 280 0.530
BrONO Bromine nitrite 1 A' 1723 1404 -319 1.227
BrONO Bromine nitrite 2 A' 836 645 -191 1.296
BrONO Bromine nitrite 4 A' 391 263 -128 1.485