# Species Formula 3549 Nickel(IV) oxide difluoride (Geo)OF2Ni 3550 cis-Ni(II)F2.(H2O)2H4O2F2Ni 3551 cis-Ni(II)F2.(H2O)2 (Geo)H4O2F2Ni 3552 trans-Ni(II)F2.(H2O)2H4O2F2Ni 3553 trans-Ni(II)F2.(H2O)2 (Geo)H4O2F2Ni 3554 Ni 2O and 2F (Geo)C3H8O2F2Ni 3555 Nickel(II) tetrafluoride D4hF4Ni 3556 Ni(II)OFN4(+) (ENFBNI) (Geo)H18BC4N4OF4Ni 3557 Nickel(IV) hexafluoride (Geo)F6Ni 3558 Nickel(II) hexafluoride Guessed (Geo)F6Ni 3559 Ni(II)P2C2 (DILDAD) (Geo) C14H40Si2P2Ni 3560 Ni(II)(PH3)4 (Geo)H12P4Ni 3561 Ni(PF3)4F12P4Ni 3562 Ni(II)S2N2 (BAEINI) (Geo)C8H14N2S2Ni 3563 Ni(II)S2N2 (BAEINI)C8H14N2S2Ni 3564 Ni(II)(en)2(NCS)2 (Geo)C6H16N6S2Ni 3565 Ni complex (Square, 2S and 2N) (Geo)C11H21N2O2S2Ni 3566 Ni complex (Square, 2S and 2N)C11H21N2O2S2Ni 3567 Ni complex (Square, 2S and 2N for Ni-S-C) (Geo)C11H21N2O2S2Ni 3568 cis (Me2S)2NiF2 (Geo)C4H12F2S2Ni 3569 cis (Me2S)2NiF2C4H12F2S2Ni