# Species Formula 7970 (mu-2-fluoro)-tetrakis(trifluoromethyl)-mercury_(TUQSUT) (Geo)C4F14Hg2 7971 Hg(II)CCl (CLHGMA) (Geo)CH2Cl2Hg2 7972 Hg(II)CCl (CLHGMA)CH2Cl2Hg2 7973 Hg(II)PCl3 (MPHGCL10) (Geo)C6H18P2Cl4Hg2 7974 Hg(II)Cl4(2-) (DEYMUP) (Geo)Cl6Hg2 7975 Hg(II)Cl4(2-) (DEYMUP)Cl6Hg2 7976 Hg(II)NI2 (EWOREN) (Geo)C4H4N2I4Hg2 7977 Hg(II)NI2 (EWOREN)C4H4N2I4Hg2 7978 Hg(II)CCl (BIYFIY) (Geo)HC2OCl3Hg3 7979 Hg(II)CCl (BIYFIY)HC2OCl3Hg3 7980 Hg(II)CBr (BIYFOE) (Geo) HC2OBr3Hg3 7981 Hg(II)CBr (BIYFOE)HC2OBr3Hg3 7982 Thallium (+++)Tl 7983 Thallium, dicationTl 7984 Thallium, cationTl 7985 Thallium, atomTl 7986 Tl(III)C2(+) (DMTLAZ) (Geo)C2H6Tl 7987 Tl(III)C2(+) (DMTLAZ)C2H6Tl 7988 Tl(III)C3 (TMETTL) (Geo)C3H9Tl 7989 Tl(III)C3 (TMETTL)C3H9Tl 7990 Cyclopentadienyl thallium (Geo)C5H5Tl