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Re: Uranium: ClF3, T.C.E. & P.C.E - French abbreviations



At 09:11 20.08.1999 -0500, you wrote:
>Thank you all who responded to abbreviations question. The TCE and PCE have 
>definitely been clarified - regarding the ClF3 it was unclear to me whether 
>the "C" was referring to carbon or if it was to be read "Cl" (chlorine) to 
>be interpreted as a "tetra" compound (1 chlorine and 3 fluorine atoms) 
>centered around a "leftout" carbon.
>
>Bjorn Cedervall
>bcradsafers@hotmail.com
>

Carbon is tetravalent, therefore CF3 cannot exist. ClF3 cannot exist either
because both Cl and F form negative ions only. Monochlorotrifluorocarbon
CClF3 can exist, but I would believe that it is rather inert - maybe I am
wrong. Sorry, the only help I can give is that it cannot be CF3 and ClF3.

Franz


Franz Schoenhofer
Habicherg. 31/7
A-1160 Vienna
Austria
Tel.: +43-1-495 53 08
Fax.: same number
mobile phone: +43-664-338 0 333
e-mail: schoenho@via.at

Office:
Hofrat Dr. Franz Schönhofer
Federal Institute for Food Control and Research
Department of Radiochemistry
Kinderspitalg. 15
A-1095 Vienna
Austria
Tel.: +43-1-40 490 27820
e-mail: schoenhofer@baluf.via.at
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