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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/3-21G
Calculated values were scaled by 0.9545.

Species Name mode Symmetry Experiment Theory difference ratio
CCl4 Carbon tetrachloride 1 A1 459 373 -86 1.231
CH3COOH Acetic acid 11 A' 657 541 -116 1.214
CH3OH Methyl alcohol 12 A" 200 364 164 0.549
CH3COCH3 Acetone 12 A2 77 110 33 0.698
CHCl3 Chloroform 2 A1 680 562 -118 1.211
CH3SOCH3 Dimethyl sulfoxide 12 A' 308 254 -54 1.213
CH3SOCH3 Dimethyl sulfoxide 23 A" 333 228 -105 1.458
CH3SOCH3 Dimethyl sulfoxide 11 A' 382 305 -77 1.254
CH3SOCH3 Dimethyl sulfoxide 10 A' 672 538 -134 1.250
CH3SOCH3 Dimethyl sulfoxide 22 A" 695 567 -128 1.226
C2H6O2S Dimethyl sulfone 13 A2 326 203 -123 1.608
C2H6O2S Dimethyl sulfone 20 B1 262 171 -91 1.528
C2H6O2S Dimethyl sulfone 19 B1 396 283 -113 1.401
C2H6O2S Dimethyl sulfone 27 B2 465 325 -140 1.432
C2H6O2S Dimethyl sulfone 7 A1 703 562 -141 1.250
C2H6O2S Dimethyl sulfone 9 A1 294 244 -50 1.204
C2H6O2S Dimethyl sulfone 26 B2 771 629 -142 1.225
C2H6O2S Dimethyl sulfone 8 A1 496 412 -84 1.205
C2H2 Acetylene 4 Πg 612 487 -125 1.257
CH3NH2 methyl amine 14 A" 1195 959 -236 1.247
CH3CCH propyne 10 E 328 235 -93 1.394
HNCO Isocyanic acid 6 A" 656 540 -116 1.216
CH3SCH3 Dimethyl sulfide 7 A1 282 234 -48 1.206
C2H4O Ethylene oxide 15 B2 892 725 -167 1.231
CH2CCl2 Ethene, 1,1-dichloro- 4 A1 603 502 -101 1.202
CH3COCl Acetyl Chloride 8 A' 604 501 -103 1.204
CH3COCl Acetyl Chloride 9 A' 445 341 -104 1.303
CCl2O Phosgene 6 B2 440 353 -87 1.245
CCl2O Phosgene 2 A1 567 422 -145 1.345
CCl2O Phosgene 5 B2 849 638 -211 1.331
CHF2Cl difluorochloromethane 4 A' 812 668 -144 1.215
CHF2Cl difluorochloromethane 9 A" 366 303 -63 1.207
CHF2Cl difluorochloromethane 6 A' 413 330 -83 1.251
CBr2F2 Methane, dibromodifluoro- 3 A1 140 292 152 0.479
CBrCl3 Methane, bromotrichloro- 2 A1 422 347 -75 1.217
CFCl3 Trichloromonofluoromethane 2 A1 535 417 -118 1.284
CFCl3 Trichloromonofluoromethane 3 A1 350 290 -60 1.207
CF2Cl2 difluorodichloromethane 3 A1 458 366 -92 1.251
CF2Cl2 difluorodichloromethane 9 B2 446 356 -90 1.253
CF2Cl2 difluorodichloromethane 7 B1 437 357 -80 1.223
CF3Cl Methane, chlorotrifluoro- 3 A1 476 375 -101 1.270
CHOCH(CH3)CH3 Propanal, 2-methyl- 16 A' 632 515 -117 1.226
CH3COCH2CH3 2-Butanone 33 A" 87 68 -19 1.285
CH3COOCH3 methyl acetate 26 A" 136 98 -38 1.394
CH3COOCH3 methyl acetate 27 A" 110 87 -23 1.271
C10H8 naphthalene 27 B2g 770 529 -241 1.457
C3H6O 2-Propen-1-ol 22 A 377 300 -77 1.257
C3H6O 2-Propen-1-ol 24 A 188 94 -94 2.003
C3H6O 2-Propen-1-ol 21 A 554 442 -113 1.255
C2H2O2 Ethanedial 7 Au 127 194 67 0.654
CH3OCHO methyl formate 18 A" 130 88 -42 1.486
C4H8O Furan, tetrahydro- 33 B 137 26 -111 5.286
C4H8O2 1,4-Dioxane 19 Au 288 225 -63 1.281
CO2 Carbon dioxide 3 Πu 667 527 -140 1.266
C2Cl4 Tetrachloroethylene 2 Ag 447 369 -78 1.211
C5H8 Cyclopentene 18 A' 254 126 -128 2.015
CHClCHCl Ethene, 1,2-dichloro-, (E)- 11 Bu 828 687 -141 1.206
C3H3NO Isoxazole 14 A" 1033 834 -199 1.238
C3H3NO Isoxazole 7 A' 1373 1130 -243 1.215
CH2N4 1H-Tetrazole 10 A' 969 776 -193 1.249
CH2N4 1H-Tetrazole 11 A' 925 702 -223 1.318
C4H4N2 Pyridazine 13 A2 421 348 -73 1.209
C4H4N2 Pyridazine 8 A1 964 757 -207 1.273
CH2NN diazomethane 6 B1 406 251 -155 1.620
COFCl Carbonic chloride fluoride 4 A' 501 394 -107 1.272
COFCl Carbonic chloride fluoride 5 A' 415 340 -75 1.220
C4H6O2 2,3-Butanedione 21 Bg 240 94 -146 2.556
C4H6O2 2,3-Butanedione 16 Au 48 70 22 0.686
C2H3NO3 Oxamic acid 16 A" 984 801 -183 1.229
C2H3NO3 Oxamic acid 18 A" 745 612 -133 1.218
C2H3NO3 Oxamic acid 15 A' 328 257 -71 1.276
C2H3NO3 Oxamic acid 17 A" 815 638 -177 1.278
C2H3NO3 Oxamic acid 21 A" 162 110 -52 1.471
C2H3NO3 Oxamic acid 3 A' 2600 3344 744 0.777
CH3CCCH3 2-Butyne 12 E' 213 175 -38 1.220
CH3CCCH3 2-Butyne 16 E" 371 192 -179 1.937
C3H6O Oxetane 23 B2 1228 923 -305 1.331
C3H6O Oxetane 7 A1 1018 804 -214 1.266
C3H6O Oxetane 8 A1 908 746 -162 1.217
C3H6O Oxetane 18 B1 90 25 -65 3.554
ClCN chlorocyanogen 2 Σ 744 601 -143 1.238
Zn(CH3)2 dimethyl zinc 11 E' 134 -100 -234 -1.340
C6H12 2-Butene, 2,3-dimethyl- 37 B2u 181 332 151 0.544
C5H8 1,4-Pentadiene 31 B 721 588 -133 1.226
C5H8 1,4-Pentadiene 33 B 331 84 -247 3.957
C5H8 1,4-Pentadiene 17 A 102 80 -22 1.274
C5H8 1,4-Pentadiene 16 A 137 298 161 0.459
C6H10 1,5-Hexadiene 29 Bg 264 149 -115 1.777
C6H10 1,5-Hexadiene 14 Ag 351 267 -84 1.313
CH2FCl fluorochloromethane 6 A' 385 311 -74 1.239
CH2FCl fluorochloromethane 5 A' 760 614 -146 1.238
COBr2 Carbonic dibromide 6 B2 512 314 -198 1.632
COBr2 Carbonic dibromide 4 B1 757 476 -281 1.589
C3H8O2S (Methylsulphonyl)ethane 32 ?a 324 237 -87 1.365
C3H8O2S (Methylsulphonyl)ethane 27 ?a 674 550 -124 1.225
C3H8O2S (Methylsulphonyl)ethane 29 ?a 491 373 -118 1.316
C3H8O2S (Methylsulphonyl)ethane 26 ?a 769 628 -141 1.225
C3H8O2S (Methylsulphonyl)ethane 30 ?a 384 315 -69 1.219
CH3NO3 Methyl nitrate 16 A" 758 624 -134 1.215
CH3SCH2CH3 Ethane, (methylthio)- 18 A' 227 178 -49 1.277
CH3ONO Methyl nitrite 5 A' 1408 1120 -288 1.257
CH3SSCH3 Disulfide, dimethyl 11 A 240 186 -54 1.287
CH3SSCH3 Disulfide, dimethyl 13 A 117 75 -42 1.560
CH3SSCH3 Disulfide, dimethyl 10 A 509 398 -111 1.280
CH3SSCH3 Disulfide, dimethyl 23 B 274 219 -55 1.254
C6H8 1,4-Cyclohexadiene 19 B1u 108 62 -46 1.745
C3H7N Cyclopropylamine 12 A' 989 796 -193 1.242
C6H8 1,3,5-Hexatriene, (E)- 24 Bg 217 179 -38 1.209
C4N2 2-Butynedinitrile 3 Σg 692 560 -132 1.235
C4N2 2-Butynedinitrile 6 Πg 504 731 227 0.689
C4H4 cyclobutadiene 14 B2u 719 576 -143 1.249
MgO magnesium oxide 1 Σ 785 1197 412 0.656
GeO2 Germanium dioxide 3 Πu 196 -106 -302 -1.840
LiOH lithium hydroxide 3 Π 257 448 192 0.572
FCN Cyanogen fluoride 3 Π 451 357 -94 1.264
C5H8 1,3-Pentadiene, (Z)- 22 A' 144 223 79 0.647
C5H8 1,3-Pentadiene, (Z)- 32 A" 171 111 -60 1.545
C5H8 1,3-Pentadiene, (Z)- 31 A" 456 335 -121 1.361
CCl2 dichloromethylene 1 A1 730 579 -151 1.261
CCl2 dichloromethylene 2 A1 335 266 -70 1.262
CCl2 dichloromethylene 3 B2 758 546 -212 1.388
C2H5 Ethyl radical 9 A' 528 433 -95 1.219
CN Cyano radical 1 Σ 2069 2495 427 0.829
C2H Ethynyl radical 3 Π 372 772 400 0.482
CH3 Methyl radical 2 A2" 606 403 -203 1.504
SF6 Sulfur Hexafluoride 6 T2u 347 250 -97 1.388
SF6 Sulfur Hexafluoride 4 T1u 616 453 -163 1.359
SF6 Sulfur Hexafluoride 5 T2g 525 384 -141 1.368
COHCl Formyl chloride 5 A' 457 342 -115 1.335
COHCl Formyl chloride 4 A' 739 571 -168 1.295
HCO Formyl radical 1 A' 2434 3035 600 0.802
C6H8 1,3,5-Hexatriene, (Z)- 24 B1 358 86 -272 4.187
C6H8 1,3,5-Hexatriene, (Z)- 36 B2 243 349 106 0.696
C6H8 1,3,5-Hexatriene, (Z)- 11 A1 1136 845 -291 1.344
C6H8 1,3,5-Hexatriene, (Z)- 19 A2 264 120 -144 2.205
ClNO Nitrosyl chloride 2 A' 596 495 -101 1.205
ClNO Nitrosyl chloride 3 A' 332 275 -57 1.206
ClNO Nitrosyl chloride 1 A' 1800 1366 -434 1.317
SO2F2 Sulfuryl fluoride 3 A1 544 415 -129 1.309
SO2F2 Sulfuryl fluoride 9 B2 553 405 -148 1.366
SO2F2 Sulfuryl fluoride 4 A1 385 272 -113 1.414
SO2F2 Sulfuryl fluoride 5 A2 388 279 -109 1.391
SO2F2 Sulfuryl fluoride 7 B1 539 371 -168 1.451
H2CCCCH2 Butatriene 16 B3g 330 219 -111 1.506
H2CCCCH2 Butatriene 10 B2g 544 195 -349 2.791
H2CCCCH2 Butatriene 18 B3u 215 176 -39 1.223
CS carbon monosulfide 1 Σ 1285 1053 -232 1.220
CH3CO Acetyl radical 3 A' 1875 2402 527 0.781
CCl3 Trichloromethyl radical 3 E 898 741 -157 1.213
OH- hydroxide anion 1 Σ 3738 2691 -1048 1.389
OH Hydroxyl radical 1 Σ 3738 3224 -514 1.159
OH+ hydoxyl cation 1 Σ 3113 2694 -420 1.156
CCl carbon monochloride 1 Σ 877 626 -251 1.401
CCl+ carbon monochloride cation 1 Σ 1175 901 -274 1.304
SiH2Cl2 dichlorosilane 3 A1 527 425 -102 1.241
SiH2Cl2 dichlorosilane 9 B2 590 482 -108 1.224
CH2CHO Vinyloxy radical 10 A" 703 1027 324 0.685
SO2 Sulfur dioxide 1 A1 1151 901 -251 1.278
SO2 Sulfur dioxide 2 A1 518 412 -106 1.256
SO3 Sulfur trioxide 1 A1' 1065 872 -193 1.221
SO3 Sulfur trioxide 2 A2" 498 301 -197 1.655
SO3 Sulfur trioxide 4 E' 530 407 -123 1.301
SeS- selenium monosulfide anion 1 Σ 469 375 -94 1.251
C2Cl2 dichloroacetylene 4 Πg 333 516 183 0.646
C2Cl2+ dichloroacetylene cation 4 Πg 318 539 221 0.590
C2Cl2+ dichloroacetylene cation 5 Πu 233 189 -44 1.233
ClFO3 Perchloryl fluoride 3 A1 549 329 -220 1.670
ClFO3 Perchloryl fluoride 5 E 589 392 -197 1.501
ClFO3 Perchloryl fluoride 6 E 405 239 -166 1.698
ClFO3 Perchloryl fluoride 1 A1 1061 859 -202 1.235
ClFO3 Perchloryl fluoride 4 E 1315 986 -329 1.334
ClFO3 Perchloryl fluoride 2 A1 715 465 -250 1.538
SiO2 silicon dioxide 3 Πu 273 34 -238 7.932
BF3+ boron trifluoride cation 3 E' 1662 2078 416 0.800
HCl Hydrogen chloride 1 Σ 2991 2560 -431 1.168
HCl+ hydrogen chloride cation 1 Σ 2674 2249 -424 1.189
PF5 Phosphorus pentafluoride 8 E" 520 417 -103 1.248
HF Hydrogen fluoride 1 Σ 4138 3584 -555 1.155
H2SO4 Sulfuric acid 7 A 379 265 -113 1.426
H2SO4 Sulfuric acid 13 B 558 405 -153 1.377
H2SO4 Sulfuric acid 5 A 548 435 -114 1.261
H2SO4 Sulfuric acid 4 A 831 685 -147 1.214
H2SO4 Sulfuric acid 15 B 288 170 -117 1.689
H2SO4 Sulfuric acid 14 B 506 383 -123 1.321
H2SO4 Sulfuric acid 8 A 224 147 -77 1.528
HNO3 Nitric acid 8 A" 762 623 -139 1.224
HNO3 Nitric acid 4 A' 1325 1079 -246 1.228
HNO3 Nitric acid 7 A' 579 469 -110 1.234
SOCl2 thionyl chloride 2 A' 492 306 -186 1.610
SOCl2 thionyl chloride 4 A' 194 80 -114 2.422
SOCl2 thionyl chloride 3 A' 344 215 -129 1.597
SOCl2 thionyl chloride 5 A" 455 307 -148 1.484
SOCl2 thionyl chloride 6 A" 284 195 -89 1.454
PCl3 Phosphorus trichloride 1 A1 504 384 -120 1.311
PCl3 Phosphorus trichloride 2 A1 252 179 -73 1.410
PCl3 Phosphorus trichloride 3 E 482 389 -93 1.239
PCl3 Phosphorus trichloride 4 E 198 135 -63 1.467
N2 Nitrogen diatomic 1 Σg 2359 1764 -595 1.337
O2 Oxygen diatomic 1 Σg 1580 920 -660 1.717
O2+ diatomic oxygen cation 1 Σg 1906 672 -1234 2.838
Cl2 Chlorine diatomic 1 Σg 560 428 -132 1.307
HNO2 Nitrous acid 2 A' 1700 1256 -444 1.354
HN3 hydrogen azide 6 A" 607 485 -122 1.252
HN3 hydrogen azide 4 A' 1151 885 -266 1.301
F2O Difluorine monoxide 2 A1 461 370 -91 1.245
NF3 Nitrogen trifluoride 2 A1 647 524 -123 1.234
NF3 Nitrogen trifluoride 4 E 492 386 -106 1.273
SF4 Sulfur tetrafluoride 3 A1 532 435 -97 1.222
SF4 Sulfur tetrafluoride 4 A1 228 127 -101 1.801
AsH3+ Arsine cation 2 A1 452 655 203 0.690
HSO3F Fluorosulfonic acid 8 A 551 391 -160 1.410
HSO3F Fluorosulfonic acid 10 A 409 302 -107 1.355
HSO3F Fluorosulfonic acid 9 A 518 375 -143 1.380
HSO3F Fluorosulfonic acid 11 A 390 270 -120 1.446
HSO3F Fluorosulfonic acid 7 A 562 421 -141 1.336
HSO3F Fluorosulfonic acid 12 A 266 186 -80 1.432
KF Potassium Fluoride 1 Σ 428 348 -80 1.230
FNO Nitrosyl fluoride 1 A' 1844 1213 -631 1.520
FNO3 Fluorine nitrate 5 A' 633 518 -115 1.222
FNO3 Fluorine nitrate 7 A' 303 252 -51 1.204
FNO3 Fluorine nitrate 9 A" 152 114 -39 1.339
FNO3 Fluorine nitrate 8 A" 709 574 -135 1.236
FNO3 Fluorine nitrate 2 A' 1301 1052 -249 1.237
BrF5 bromine pentafluoride 6 B2 281 191 -90 1.474
BrF5 bromine pentafluoride 8 E 415 333 -82 1.247
BrF5 bromine pentafluoride 4 B1 312 249 -63 1.255
BrF5 bromine pentafluoride 9 E 237 184 -53 1.287
ClF+ clorine monofluoride cation 1 Σ 870 1625 755 0.535
ClF3 Chlorine trifluoride 2 A1 529 363 -166 1.456
ClF3 Chlorine trifluoride 4 B1 328 224 -104 1.467
ClF3 Chlorine trifluoride 1 A1 752 556 -196 1.352
ClF3 Chlorine trifluoride 6 B2 442 292 -150 1.512
ClF3 Chlorine trifluoride 3 A1 328 221 -107 1.485
Cl2O Dichlorine monoxide 1 A1 639 515 -124 1.241
Cl2O Dichlorine monoxide 2 A1 296 243 -53 1.216
SO2Cl2 Sulfuryl chloride 3 A1 408 214 -194 1.908
SO2Cl2 Sulfuryl chloride 6 B1 586 364 -222 1.611
SO2Cl2 Sulfuryl chloride 9 B2 362 199 -163 1.817
SO2Cl2 Sulfuryl chloride 2 A1 577 436 -141 1.322
SO2Cl2 Sulfuryl chloride 4 A1 218 100 -118 2.173
SO2Cl2 Sulfuryl chloride 5 A2 282 140 -142 2.011
SO2Cl2 Sulfuryl chloride 7 B1 388 209 -179 1.852
N2O Nitrous oxide 2 Σ 1285 980 -305 1.311
N2O Nitrous oxide 3 Π 589 461 -128 1.278
N2O Nitrous oxide 1 Σ 2224 1807 -417 1.231
S2Cl2 Disulfur dichloride 4 A 95 62 -33 1.534
S2Cl2 Disulfur dichloride 2 A 466 361 -105 1.291
S2Cl2 Disulfur dichloride 6 B 244 163 -81 1.493
S2Cl2 Disulfur dichloride 3 A 202 134 -68 1.505
S2Cl2 Disulfur dichloride 1 A 546 385 -161 1.420
SiHCl3 Trichlorosilane 3 A1 254 206 -48 1.232
SiHCl3 Trichlorosilane 2 A1 499 401 -98 1.245
SiHCl3 Trichlorosilane 5 E 600 499 -101 1.202
NCl3 nitrogen trichloride 2 A1 349 278 -71 1.255
NCl3 nitrogen trichloride 4 E 257 199 -58 1.292
NCl3 nitrogen trichloride 1 A1 538 433 -105 1.241
NCl3 nitrogen trichloride 3 E 642 532 -110 1.207
Cl3PO Phosphoryl chloride 2 A1 481 325 -156 1.480
Cl3PO Phosphoryl chloride 3 A1 266 181 -85 1.471
Cl3PO Phosphoryl chloride 4 E 590 411 -179 1.437
Cl3PO Phosphoryl chloride 5 E 333 244 -89 1.363
Cl3PO Phosphoryl chloride 6 E 187 128 -59 1.458
SiCl4 Silane, tetrachloro- 4 T2 221 184 -37 1.201
SiCl4 Silane, tetrachloro- 1 A1 424 337 -87 1.259
PCl5 Phosphorus pentachloride 5 E' 592 427 -165 1.385
PCl5 Phosphorus pentachloride 6 E' 273 186 -87 1.468
PCl5 Phosphorus pentachloride 8 E" 261 181 -80 1.441
PCl5 Phosphorus pentachloride 2 A1' 370 239 -131 1.551
PCl5 Phosphorus pentachloride 4 A2" 299 211 -88 1.415
PCl5 Phosphorus pentachloride 1 A1' 395 276 -119 1.433
PCl5 Phosphorus pentachloride 7 E' 100 56 -44 1.787
O3 Ozone 3 B2 1042 2974 1932 0.350
HBr+ hydrogen bromide cation 1 Σ 2442 2038 -404 1.198
OClO Chlorine dioxide 2 A1 448 335 -112 1.335
OClO Chlorine dioxide 3 B2 1110 651 -459 1.705
OClO Chlorine dioxide 1 A1 946 706 -239 1.339
GeCl2 Germanium dichloride 2 A1 160 131 -29 1.225
SiO Silicon monoxide 1 Σ 1242 1007 -235 1.233
NO Nitric oxide 1 Σ 1904 4240 2336 0.449
NO+ nitric oxide cation 1 Σ 2377 1442 -935 1.648
NO2 Nitrogen dioxide 3 B2 1618 3081 1463 0.525
N2O4 Dinitrogen tetroxide 1 Ag 1383 1134 -249 1.220
N2O4 Dinitrogen tetroxide 12 B3u 425 347 -78 1.223
N2O4 Dinitrogen tetroxide 9 B2u 265 124 -141 2.143
N2O4 Dinitrogen tetroxide 5 B1u 1261 995 -266 1.267
N2O3 Dinitrogen trioxide 2 A' 1652 1234 -418 1.338
N2O3 Dinitrogen trioxide 7 A' 205 106 -99 1.931
N2O3 Dinitrogen trioxide 9 A" 63 188 125 0.335
N2O3 Dinitrogen trioxide 5 A' 627 507 -120 1.236
N2O3 Dinitrogen trioxide 3 A' 1305 1034 -271 1.262
SCl2 Sulfur dichloride 2 A1 208 137 -71 1.517
SCl2 Sulfur dichloride 3 B2 535 406 -129 1.318
SCl2 Sulfur dichloride 1 A1 525 395 -130 1.330
NS Mononitrogen monosulfide 1 Σ 1219 685 -534 1.779
NS+ nitrogen sulfide cation 1 Σ 1415 791 -624 1.788
Li2O dilithium oxide 3 Πu 112 76 -36 1.475
FO Oxygen monofluoride 1 Σ 1053 1758 705 0.599
MgOH magnesium hydroxide 3 Π 188 322 134 0.584
PO2 Phosphorus dioxide 3 B2 1328 1913 585 0.694
CaOH Calcium monohydroxide 2 Σ 353 603 250 0.585
CaOH Calcium monohydroxide 3 Π 609 405 -204 1.505
P2 Phosphorus diatomic 1 Σg 781 470 -311 1.661
P4 Phosphorus tetramer 1 A1 601 432 -168 1.389
P4 Phosphorus tetramer 2 E 361 249 -112 1.450
P4 Phosphorus tetramer 3 T2 467 315 -152 1.485
Se2 Selenium diatomic 1 Σg 385 276 -109 1.394
PS phosphorus sulfide 1 Σ 739 351 -388 2.108
PS+ phosphorus monosulfide cation 1 Σ 845 497 -347 1.699
CP Carbon monophosphide 1 Σ 1240 956 -284 1.298
SiS silicon monosulfide 1 Σ 750 595 -154 1.259
S3- Sulfur trimer anion 3 B2 594 -1213 -1808 -0.490
S3 Sulfur trimer 1 A1 581 435 -146 1.336
S3 Sulfur trimer 2 A1 281 197 -84 1.429
Si2 Silicon diatomic 1 Σg 511 365 -146 1.401
ClNO2 Nitryl chloride 4 B1 652 523 -129 1.246
ClNO2 Nitryl chloride 3 A1 364 269 -95 1.351
ClNO2 Nitryl chloride 6 B2 408 301 -107 1.357
ClNO2 Nitryl chloride 1 A1 1267 1027 -241 1.235
SiH3Cl chlorosilane 3 A1 551 437 -114 1.262
F3PO Phosphoryl fluoride 6 E 336 280 -56 1.202
F3PO Phosphoryl fluoride 5 E 482 378 -104 1.275
SiCl2 Dichlorosilylene 2 A1 201 152 -48 1.318
SiCl2 Dichlorosilylene 3 B2 509 407 -102 1.250
SiCl2 Dichlorosilylene 1 A1 522 409 -113 1.276
AlCl Aluminum monochloride 1 Σ 482 401 -81 1.203
NH2- amino anion 3 B2 3190 2655 -536 1.202
NH2- amino anion 1 A1 3122 2600 -522 1.201
SiH- silicon monohydride anion 1 Σ 2175 1678 -497 1.297
N2F2 Dinitrogen difluoride, (E)- 6 Bu 423 344 -79 1.230
N2F2 Dinitrogen difluoride, (E)- 1 Ag 1523 922 -601 1.652
SF2 sulfur difluoride 2 A1 355 290 -65 1.225
HPO HPO 2 A' 1188 942 -246 1.261
CaF Calcuium monofluoride 1 Σ 581 467 -114 1.244
SO+ sulfur monoxide cation 1 Σ 1360 758 -602 1.794
BrF+ bromine fluoride cation 1 Σ 750 1267 517 0.592
SiCl Clorosilylidyne 1 Σ 536 408 -127 1.312
H3O+ hydronium 2 A1 954 341 -613 2.797
HNO Nitrosyl hydride 3 A' 1501 999 -502 1.502
PO- phosphorus monoxide anion 1 Σ 1000 777 -223 1.286
PO Phosphorus monoxide 1 Σ 1233 611 -622 2.019
PO+ phosphorus monoxide cation 1 Σ 1405 948 -457 1.482
AlO Aluminum monoxide 1 Σ 979 799 -180 1.225
ClONO2 Chlorine nitrate 6 A' 434 348 -86 1.247
ClONO2 Chlorine nitrate 8 A" 711 577 -135 1.234
ClONO2 Chlorine nitrate 2 A' 1293 1019 -273 1.268
ClONO2 Chlorine nitrate 7 A' 273 212 -62 1.292
ClONO2 Chlorine nitrate 9 A" 124 95 -29 1.304
FO2 Dioxygen monofluoride 1 A' 1487 5807 4320 0.256
FO2 Dioxygen monofluoride 2 A' 579 1135 556 0.510
CaCl calcium monochloride 1 Σ 368 294 -74 1.250
N2H2 trans-diazine 3 Ag 1529 1092 -437 1.400
SCN thiocyanato radical 2 Σ 762 615 -147 1.239
SCN thiocyanato radical 1 Σ 1942 2802 859 0.693
PCl phosphorus chloride 1 Σ 577 443 -134 1.302
PN Phosphorus mononitride 1 Σ 1337 822 -515 1.626
PN+ phosphorus nitride cation 1 Σ 1200 869 -331 1.380
SiCl3 trichlorosilyl radical 3 E 582 480 -102 1.213
SiCl3 trichlorosilyl radical 1 A1 470 376 -94 1.251
BCl boron monochloride 1 Σ 840 628 -212 1.338
SSO Disulfur monoxide 3 A' 380 283 -97 1.342
OBrO OBrO 3 B2 849 677 -171 1.253
BrOBr Bromine oxide 1 A1 533 425 -108 1.253
S2 Sulfur diatomic 1 Σg 726 438 -288 1.657
GeH2 germylene 1 A1 1856 879 -977 2.112
H3+ hydrogen trimer cation 1 A1' 3178 3580 401 0.888
Mg2 Magnesium diatomic 1 Σg 51 327 276 0.156
Al2 Aluminum diatomic 1 Σg 286 445 159 0.642
ZnCH3 Zinc monomethyl 6 E 315 610 295 0.516
BrONO Bromine nitrite 2 A' 836 687 -149 1.217
BrONO Bromine nitrite 1 A' 1723 1178 -545 1.463