return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Geometry > Calculated geometry > One type of bond

Comparison of levels of theory for F-Ga


Click on an entry for a histogram of the values.
The subscript refers to how many bonds of that type have been calculated.
average calculated bond lengths (Å)
Methods with predefined basis sets
semi-empirical PM3 1.7393
5
PM6 1.7367
5
composite G2 1.7156
5
G3 1.7126
5
G3B3 1.7416
5
G4 1.7373
5
CBS-Q 1.7330
5

average calculated bond lengths (Å)
Methods with standard basis sets
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVDZ daug-cc-pVTZ
hartree fock HF 1.5590
5
1.6835
5
1.7139
5
1.7450
5
1.7150
5
1.7150
5
1.7232
5
1.7227
5
1.7227
5
1.7133
5
1.7268
4
1.7199
5
1.7340
5
1.7131
5
1.7096
5
1.7221
5
1.7124
5
1.7098
5
1.7314
4
1.7120
5
ROHF   1.6824
2
1.7189
2
1.7550
2
1.7206
2
1.7206
2
1.7320
2
1.7313
2
1.7313
2
  1.7745
1
1.7286
2
1.7420
2
1.7203
2
1.7155
2
1.7306
2
1.7198
2
1.7159
2
1.7794
1
1.7668
1
density functional LSDA 1.5355
5
  1.7207
5
1.7518
5
1.7285
5
1.7285
5
1.7417
5
1.7326
5
1.7326
5
1.7215
5
  1.7328
5
1.7431
5
1.7232
5
  1.7387
5
1.7223
5
     
BLYP 1.5630
5
1.7025
5
1.7555
5
1.7895
5
1.7688
5
1.7688
5
1.7860
5
1.7747
5
1.7747
5
1.7587
5
1.7764
4
1.7782
5
1.7806
5
1.7671
5
  1.7828
5
1.7686
5
  1.7860
4
1.7719
4
B1B95 1.5562
5
1.7303
4
1.7288
5
1.7617
5
1.7362
5
1.7362
5
1.7541
4
1.7421
5
1.7421
5
1.7300
5
1.7436
4
1.7413
5
1.7514
5
1.7323
5
  1.7455
5
1.7317
5
  1.7512
4
1.7373
4
B3LYP 1.5510
5
1.6919
5
1.7376
5
1.7711
5
1.7469
5
1.7469
5
1.7614
5
1.7530
5
1.7530
5
1.7398
5
1.7545
4
1.7544
5
1.7609
5
1.7448
5
1.7410
5
1.7583
5
1.7452
5
1.7416
5
1.7628
4
1.7496
4
B3LYPultrafine   1.6919
5
    1.7467
5
1.7467
5
1.7612
5
1.7528
5
  1.7436
4
1.7545
4
1.7541
5
1.7607
5
1.7445
5
  1.7581
5
1.7449
5
  1.7628
4
1.7496
4
B3PW91 1.5558
5
1.6909
5
1.7348
5
1.7661
5
1.7414
5
1.7414
5
1.7533
5
1.7468
5
1.7468
5
1.7343
5
1.7481
4
1.7463
5
1.7563
5
1.7375
5
  1.7504
5
1.7368
5
  1.7563
4
1.7425
4
mPW1PW91 1.5533
5
1.6885
5
1.7309
5
1.7623
5
1.7367
5
1.7367
5
1.7486
5
1.7422
5
1.7422
5
1.7304
5
1.7440
4
1.7416
5
1.7522
5
1.7327
5
  1.7457
5
1.7322
5
  1.7518
4
1.7381
4
M06-2X 1.5470
5
1.6895
5
1.7272
5
1.7605
5
1.7350
5
1.7350
5
1.7462
5
1.7425
5
1.7425
5
1.7310
5
1.7381
5
1.7426
5
1.7502
5
1.7340
5
  1.7445
5
1.7341
5
  1.7503
4
1.7396
4
PBEPBE 1.5646
5
1.6990
5
1.7499
5
1.7820
5
1.7600
5
1.7600
5
1.7748
5
1.7650
5
1.7650
5
1.7506
5
1.7666
4
1.7665
5
1.7732
5
1.7560
5
  1.7715
5
1.7564
5
  1.7763
4
1.7609
4
PBEPBEultrafine   1.6990
5
    1.7598
5
1.7598
5
1.7746
5
1.7649
5
  1.7546
4
1.7666
4
1.7663
5
1.7731
5
1.7556
5
  1.7714
5
1.7560
5
  1.7763
4
1.7609
4
PBE1PBE 1.5523
5
1.7328
4
1.7313
5
1.7627
5
1.7370
5
1.7370
5
1.7491
5
1.7425
5
1.7425
5
1.7308
5
1.7444
4
1.7420
5
1.7527
5
1.7330
5
  1.7462
5
1.7326
5
  1.7522
4
1.7384
4
HSEh1PBE 1.5520
5
1.6881
5
1.7316
5
1.7629
5
1.7377
5
1.7377
5
1.7499
5
1.7431
5
1.7431
5
1.7314
5
1.7448
4
1.7429
5
1.7530
5
1.7339
5
  1.7470
5
1.7334
5
  1.7528
4
1.7391
4
TPSSh 1.5614
5
1.6934
5
1.7390
5
1.7691
5
1.7462
5
1.7462
5
1.7581
5
1.7508
5
1.7508
5
1.7382
5
1.7520
4
1.7500
5
1.7601
5
1.7411
5
1.7366
5
1.7550
5
1.7407
5
1.7371
5
1.7607
4
1.7462
4
wB97X-D 1.5545
5
1.6882
5
1.7313
5
1.7623
5
1.7387
5
1.7387
5
1.7500
5
1.7438
5
1.7438
5
1.7320
5
1.7457
4
1.7430
5
1.7531
5
1.7349
5
1.7305
5
1.7474
5
1.7344
5
1.7308
5
1.7533
4
1.7399
4
B97D3 1.5920
4
1.7104
4
1.7500
4
1.7826
4
1.7603
4
1.7603
4
1.7756
4
1.7666
4
1.7666
4
1.7518
4
1.7605
5
1.7683
4
1.7720
4
1.7581
4
1.7544
4
1.7721
4
1.7590
4
1.7551
4
1.7717
4
1.7540
5
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVDZ daug-cc-pVTZ
Moller Plesset perturbation MP2 1.5720
5
1.6952
5
1.7305
5
1.7704
5
1.7490
5
1.7490
5
1.7652
5
1.7522
5
1.7522
5
1.7470
5
1.7689
4
1.7385
5
1.7527
5
1.7296
5
1.7208
5
1.7469
5
1.7302
5
1.7197
5
1.7551
4
1.7354
4
MP2=FULL 1.5712
5
1.6941
5
1.7316
5
1.7617
5
1.7318
5
1.7318
5
1.7463
5
1.7384
5
1.7384
5
1.7301
5
1.7476
4
1.7386
5
1.7528
5
1.7263
5
1.7106
5
1.7448
5
1.7258
5
1.7058
5
1.7520
4
1.7252
4
ROMP2 1.5282
2
1.7584
1
1.7359
2
1.7839
2
1.7558
2
1.7558
2
1.7773
2
1.7614
2
1.7614
2
1.7519
2
1.8189
1
1.7463
2
1.7603
2
1.7357
2
  1.7563
2
    1.8008
1
1.7760
1
MP3         1.7409
5
  1.7535
5
        1.6966
1
1.7249
1
1.6886
1
           
MP3=FULL   1.6759
1
1.7133
1
1.7459
1
1.7248
5
1.6959
1
1.7361
5
1.7043
1
1.7043
1
1.6957
1
  1.6980
1
1.7251
1
1.6877
1
  1.7000
1
1.6836
1
     
MP4   1.6999
5
    1.7546
5
      1.7580
5
    1.7434
5
1.7584
5
1.7326
5
  1.7519
5
1.7345
5
     
MP4=FULL   1.6988
5
    1.7367
5
      1.7439
5
      1.7584
5
1.7291
5
  1.7497
5
1.7298
5
     
B2PLYP 1.5611
5
1.6925
5
1.7328
5
1.7690
5
1.7453
5
1.7453
5
1.7605
5
1.7507
5
1.7507
5
1.7406
5
1.7584
4
1.7466
5
1.7556
5
1.7372
5
  1.7514
5
1.7380
5
  1.7580
4
1.7436
4
B2PLYP=FULL 1.5610
5
1.6921
5
1.7332
5
1.7656
5
1.7388
5
1.7388
5
1.7534
5
1.7459
5
1.7459
5
1.7346
5
1.7510
4
1.7468
5
1.7556
5
1.7361
5
  1.7508
5
1.7368
5
  1.7570
4
1.7405
4
B2PLYP=FULLultrafine 1.5613
5
1.6921
5
1.7334
5
1.7655
5
1.7387
5
1.7387
5
1.7533
5
1.7458
5
1.7458
5
1.7345
5
1.7510
4
1.7466
5
1.7556
5
1.7359
5
  1.7507
5
1.7365
5
  1.7570
4
1.7405
4
Configuration interaction CID   1.6915
5
1.7249
5
1.7647
5
1.7370
5
    1.7398
5
    1.7488
4
  1.7493
4
1.7250
4
        1.7400
4
1.7211
4
CISD   1.6932
5
1.7270
5
1.7671
5
1.7388
5
    1.7415
5
    1.7497
4
  1.7503
4
1.7253
4
        1.7408
4
1.7214
4
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVDZ daug-cc-pVTZ
Quadratic configuration interaction QCISD   1.6978
5
1.7341
5
1.7758
5
1.7489
5
1.7492
5
1.7635
5
1.7522
5
1.7522
5
1.7458
5
1.7633
4
1.7374
5
1.7549
5
1.7266
5
  1.7446
5
1.7261
5
  1.7516
4
1.7310
4
QCISD(T)         1.7510
5
    1.7550
5
    1.7677
4
1.7407
5
1.7570
5
1.7301
5
  1.7472
5
1.7307
5
  1.7540
4
1.7347
4
QCISD(T)=FULL         1.7333
5
  1.7464
5
      1.7481
4
  1.7572
5
1.7274
5
1.7132
5
1.7452
5
1.7270
5
1.7091
5
1.7512
4
1.7261
4
QCISD(TQ)         1.7234
1
  1.7316
1
          1.7373
1
  1.6874
1
1.7120
1
1.6952
1
1.6853
1
   
QCISD(TQ)=FULL         1.7050
1
                  1.6815
1
1.7100
1
1.6936
1
     
Coupled Cluster CCD   1.6937
5
1.7281
5
1.7697
5
1.7435
5
1.7435
5
1.7571
5
1.7466
5
1.7466
5
1.7409
5
1.7590
4
1.7327
5
1.7493
5
1.7233
5
  1.7398
5
1.7229
5
  1.7472
4
1.7277
4
CCSD         1.7460
5
1.7527
4
1.7680
4
1.7558
4
1.7558
4
1.7431
5
1.7610
4
1.7351
5
1.7525
5
1.7251
5
1.7156
5
1.7420
5
1.7244
5
1.7144
5
1.7490
4
1.7294
4
CCSD=FULL         1.7292
5
        1.7271
5
1.7424
4
1.7357
5
1.7526
5
1.7227
5
1.7077
5
1.7402
5
1.7210
5
1.7116
2
1.7465
4
1.7209
4
CCSD(T)         1.7500
5
1.7500
5
1.7725
4
1.7539
5
1.7598
4
1.7540
4
1.7667
4
1.7397
5
1.7560
5
1.7294
5
1.7206
5
1.7462
5
1.7298
5
1.7197
5
1.7531
4
1.7340
4
CCSD(T)=FULL         1.7326
5
          1.7472
4
1.7404
5
1.7561
5
1.7267
5
1.7122
5
1.7443
5
1.7262
5
1.7082
5
1.7503
4
1.7253
4
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVDZ daug-cc-pVTZ

average calculated bond lengths (Å)
Methods with effective core potentials (select basis sets)
CEP-31G CEP-31G* CEP-121G CEP-121G* LANL2DZ SDD cc-pVTZ-PP aug-cc-pVTZ-PP Def2TZVPP
hartree fock HF 1.7368
5
  1.7371
5
  1.6916
5
1.7573
5
1.7166
4
  1.7124
5
ROHF             1.7640
1
  1.7664
1
density functional LSDA             1.7275
4
   
BLYP             1.7700
4
  1.7727
4
B1B95             1.7352
4
  1.7387
4
B3LYP 1.7678
5
  1.7690
5
  1.7175
5
1.7767
5
1.7473
4
  1.7448
5
B3LYPultrafine             1.7473
4
  1.7506
4
B3PW91             1.7406
4
  1.7439
4
mPW1PW91             1.7359
4
  1.7394
4
M06-2X             1.7369
4
  1.7408
4
PBEPBE             1.7592
4
  1.7559
5
PBEPBEultrafine             1.7592
4
  1.7624
4
PBE1PBE             1.7361
4
  1.7397
4
HSEh1PBE             1.7368
4
  1.7404
4
TPSSh             1.7441
4
  1.7473
4
wB97X-D 1.7565
5
  1.7575
5
  1.7117
5
1.7714
5
1.7380
4
  1.7410
4
B97D3             1.7574
4
  1.7594
4
Moller Plesset perturbation MP2 1.7589
5
  1.7589
5
  1.7256
5
1.7818
5
1.7350
4
  1.7303
5
MP2=FULL             1.7306
4
  1.7397
4
ROMP2             1.7769
1
  1.7811
1
MP3             1.7253
4
   
MP3=FULL             1.7217
4
   
MP4             1.7372
4
   
MP4=FULL             1.7322
4
   
B2PLYP             1.7411
4
  1.7453
4
B2PLYP=FULL             1.7395
4
  1.7454
4
B2PLYP=FULLultrafine             1.7395
4
  1.7454
4
Configuration interaction CID             1.7209
4
  1.7251
4
CISD             1.7214
4
  1.7255
4
Quadratic configuration interaction QCISD             1.7309
4
  1.7357
4
QCISD(T)             1.7339
4
  1.7392
4
QCISD(T)=FULL             1.7298
4
  1.7397
4
Coupled Cluster CCD             1.7278
4
  1.7323
4
CCSD             1.7295
4
  1.7341
4
CCSD=FULL             1.7257
4
  1.7346
4
CCSD(T)             1.7332
4
  1.7383
4
CCSD(T)=FULL             1.7291
4
  1.7389
4
For descriptions of the methods (AM1, HF, MP2, ...) and basis sets (3-21G, 3-21G*, 6-31G, ...) see the glossary in section I.C. Predefined means the basis set used is determined by the method.