SUMMARY OF PM7 CALCULATION, Site No: 23746 MOPAC2016 (Version: 21.055M) Wed Feb 24 21:42:51 2021 No. of days remaining = 365 Empirical Formula: O56 Cr16 Na16 = 88 atoms MERS=(1,1,2) CHARGE=0 OUTPUT THREADS=1 PM7 GRADIENTS NOTXT EF Sodium dichromate (Na2Cr2O7) (ICSD 2534) h=-473.7 hr=guess GEOMETRY OPTIMISED USING EIGENVECTOR FOLLOWING (EF). SCF FIELD WAS ACHIEVED HEAT OF FORMATION = -4314.05390 KCAL/MOL = -18050.00150 KJ/MOL H.o.F. per unit cell = -539.25674 KCAL, for 8 unit cells, unit cell = O7 Cr2 Na2 TOTAL ENERGY = -21055.97980 EV ELECTRONIC ENERGY = -68495890.37393 EV CORE-CORE REPULSION = 68474834.39413 EV VOLUME OF UNIT CELL = 591.292 CUBIC ANGSTROMS DENSITY = 2.943 GRAMS/CC A = 10.067 ANGSTROMS B = 9.722 ANGSTROMS C = 7.167 ANGSTROMS ALPHA = 111.388 DEGREES BETA = 115.102 DEGREES GAMMA = 79.980 DEGREES VOLUME OF CLUSTER = 1182.58303 ANGSTROMS**3 = 712.168 CM**3/MOLE GRADIENT NORM = 4.53680 = 0.48362 PER ATOM NO. OF FILLED LEVELS = 224 IONIZATION POTENTIAL = 10.426609 EV HOMO LUMO ENERGIES (EV) = -10.427 -0.879 MOLECULAR WEIGHT = 2095.7387 Pressure required to constrain translation vectors Tv( 89) Pressure: 0.09 GPa Tv( 90) Pressure: -0.01 GPa Tv( 91) Pressure: 0.01 GPa SCF CALCULATIONS = 10 WALL-CLOCK TIME = 5 MINUTES AND 29.906 SECONDS COMPUTATION TIME = 5 MINUTES AND 24.352 SECONDS FINAL GEOMETRY OBTAINED MERS=(1,1,2) CHARGE=0 OUTPUT THREADS=1 PM7 GRADIENTS NOTXT EF Sodium dichromate (Na2Cr2O7) (ICSD 2534) h=-473.7 hr=guess Cr 0.37468516 +1 0.59468503 +1 -0.16020696 +1 Cr 0.55719499 +1 -2.60496418 +1 0.03425955 +1 Cr -1.46522246 +1 -6.01567714 +1 -2.56408287 +1 Cr -5.80690413 +1 3.24284793 +1 -4.15955027 +1 Cr 0.10454911 +1 3.53201013 +1 -0.84724078 +1 Cr -4.17245271 +1 6.63483679 +1 -1.11434269 +1 Cr -0.73263990 +1 -2.91283798 +1 -2.94444443 +1 Cr -5.67544737 +1 -0.18020930 +1 -3.23510780 +1 O 1.22478523 +1 -0.79611292 +1 -0.67443647 +1 O -0.73016899 +1 -1.85192563 +1 0.70003167 +1 O -0.89254515 +1 -7.58063326 +1 -2.96227373 +1 O -7.10764238 +1 3.81478909 +1 -3.33193035 +1 O -1.12325653 +1 0.23844771 +1 -0.66279034 +1 O -5.64485477 +1 -3.50951719 +1 -5.14276551 +1 O 0.17384102 +1 7.17345863 +1 2.09353274 +1 O -4.28623846 +1 3.23100539 +1 -3.53220403 +1 O 0.55233095 +1 0.23154611 +1 1.49734563 +1 O 0.56550018 +1 -2.94353832 +1 -1.70100377 +1 O -0.84753015 +1 -6.10478067 +1 -0.93603258 +1 O 1.74644486 +1 3.83835279 +1 0.04565613 +1 O 0.90330503 +1 4.24909579 +1 -2.38536699 +1 O -4.22118231 +1 5.01983050 +1 -0.93066616 +1 O 0.50649521 +1 -1.93142697 +1 -3.89565904 +1 O 2.15473615 +1 -0.95919267 +1 3.07431782 +1 O -0.55812072 +1 4.86615735 +1 -0.20460611 +1 O -2.81858849 +1 6.67245262 +1 -2.10787245 +1 O -1.61543365 +1 -1.66732800 +1 -2.38951526 +1 O -4.37810947 +1 -0.12101375 +1 -4.29821209 +1 O -1.22248697 +1 3.07435403 +1 -1.74834471 +1 O -3.33524597 +1 7.03354502 +1 0.45909714 +1 O -1.49574655 +1 -3.04738561 +1 -4.57308124 +1 O -4.92570964 +1 0.42880276 +1 -1.74768282 +1 O -0.25119886 +1 2.31986033 +1 0.40916670 +1 O -4.41670715 +1 8.54086663 +1 -1.28407336 +1 O -1.73949944 +1 -4.15730502 +1 -2.22121364 +1 O -6.09768210 +1 1.60127394 +1 -3.76705580 +1 Na 3.94278772 +1 5.18842687 +1 -0.83064144 +1 Na -2.79774585 +1 -8.18427710 +1 0.66933843 +1 Na 2.61834343 +1 -1.33567645 +1 -2.77670777 +1 Na -0.96641451 +1 -1.46486103 +1 3.21239424 +1 Na -1.72131824 +1 5.58934231 +1 1.81433880 +1 Na -2.25510726 +1 4.41245488 +1 -3.52972924 +1 Na -3.18082424 +1 -1.08711392 +1 -0.45804282 +1 Na -3.57264830 +1 -2.36430732 +1 -5.55461570 +1 Cr -5.14844804 +1 3.85832974 +1 2.15863262 +1 Cr -4.96615741 +1 0.65798046 +1 2.35743803 +1 Cr -6.42914059 +1 -2.79639843 +1 0.40693844 +1 Cr -10.77260421 +1 6.46460177 +1 -1.19509414 +1 Cr -4.88126930 +1 7.33428941 +1 1.64946885 +1 Cr -9.15767630 +1 10.43673828 +1 1.38983458 +1 Cr -6.56173831 +1 0.62216331 +1 -0.51774249 +1 Cr -11.50158043 +1 3.36136578 +1 -0.81700174 +1 O -3.86331759 +1 3.10356444 +1 1.49094951 +1 O -5.81695397 +1 2.04807592 +1 2.87104926 +1 O -5.12589655 +1 -3.36881356 +1 -0.41625328 +1 O -11.34886043 +1 8.02864874 +1 -0.79352010 +1 O -6.59137353 +1 3.95835320 +1 1.38295113 +1 O -11.11388302 +1 0.21298027 +1 -3.09184685 +1 O -4.76280479 +1 10.73910601 +1 4.06618630 +1 O -9.22748206 +1 6.79709401 +1 -1.55908138 +1 O -5.15814814 +1 4.19680515 +1 3.89340041 +1 O -5.14319526 +1 1.01917400 +1 0.69902626 +1 O -6.33749236 +1 -2.58986372 +1 2.15225699 +1 O -3.74107275 +1 7.36092025 +1 3.12542120 +1 O -4.83447658 +1 8.94920452 +1 1.46419648 +1 O -9.95852587 +1 9.71922166 +1 2.92615092 +1 O -6.74657236 +1 2.20216672 +1 -0.88068472 +1 O -5.09222839 +1 3.18207619 +1 6.08636871 +1 O -6.23383694 +1 7.29734835 +1 2.64499312 +1 O -8.49245618 +1 9.10220453 +1 0.75117210 +1 O -7.85922640 +1 0.56484787 +1 0.54530423 +1 O -10.62024605 +1 2.11498702 +1 -1.37243995 +1 O -5.71828061 +1 6.93699232 +1 0.07477704 +1 O -7.83312715 +1 10.89558413 +1 2.29535915 +1 O -7.31121351 +1 0.01021871 +1 -2.00456897 +1 O -10.73535288 +1 3.49890040 +1 0.80916217 +1 O -4.63468586 +1 5.42833456 +1 1.81929635 +1 O -8.79915473 +1 11.64845037 +1 0.13426472 +1 O -6.13302547 +1 -1.15448360 +1 0.01889030 +1 O -10.49652260 +1 4.60575377 +1 -1.54463122 +1 Na -1.79653922 +1 9.42644022 +1 1.52606241 +1 Na -8.53551567 +1 -3.94301540 +1 3.02488463 +1 Na -3.62698956 +1 2.71485561 +1 -1.01498597 +1 Na -7.20764652 +1 2.58332075 +1 4.97036980 +1 Na -6.79601825 +1 9.55648691 +1 4.07263896 +1 Na -7.33053786 +1 8.37932504 +1 -1.27315094 +1 Na -8.66621227 +1 2.81309115 +1 1.79763823 +1 Na -9.05223500 +1 1.53764885 +1 -3.29105028 +1 Tv 6.50575395 +1 4.63991445 +1 -6.12322892 +1 Tv 7.64664110 +1 0.80166263 +1 5.95066372 +1 Tv -10.96714762 +1 8.07637489 +1 4.46467370 +1