liquid bromine trifluoride and the solid complexes clf ( 2 ) sbf ( 6 ) , brf ( 2 ) sbf ( 6 ) , brf ( 4 ) sb ( 2 ) f ( 11 ) , if ( 4 ) ( sbf ( 6 ) ) ( 3 ) and brf ( 2 ) bif ( 6 ) react spontaneously with radon and radon daughters at 25 degrees c , converting the radioelements to nonvolatile ions and compounds .
C0034629
radon
C0072962
radon daughters