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43 VIBRATIONAL FREQUENCIES (FREQUENCIES) 338<br />

***, Phosphorous-pentafluoride Vibrational Frequencies<br />

memory,1,m<br />

basis=3-21G<br />

geomtyp=xyz ! use cartesian coordinates xmol style<br />

symmetry,nosym ! don’t use symmetry<br />

geometry={<br />

! geometry input<br />

6<br />

PF5<br />

P 0.00000 0.00000 0.00000<br />

F 0.00000 1.11100 -1.12400<br />

F 0.00000 -1.52800 -0.40100<br />

F 0.00000 0.41700 1.52500<br />

F -1.60400 0.00000 0.00000<br />

F 1.60400 0.00000 0.00000}<br />

rhf<br />

optg<br />

frequencies<br />

print,low<br />

thermo,sym=d3h<br />

temp,200,400,50<br />

---<br />

! optimize geometry<br />

! calculate vibrational frequencies<br />

! print frequencies+modes of zero frequencies<br />

! calculate thermodynamical properties<br />

! temperature range 200 - 400 [K]<br />

http://www.molpro.net/info/current/examples/pf5_freq.com

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