NpNi(OF2)3 crystallizes in the monoclinic C2 space group. There are two inequivalent Np sites. In the first Np site, Np(1) is bonded in a 7-coordinate geometry to one O(3), two equivalent F(2), two equivalent F(3), and two equivalent F(4) atoms. In the second Np site, Np(2) is bonded in a 7-coordinate geometry to one O(4), two equivalent F(1), two equivalent F(5), and two equivalent F(6) atoms. Ni(1) is bonded in an octahedral geometry to one O(1), one O(2), one F(2), one F(3), one F(5), and one F(6) atom. There are four inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Ni(1) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Ni(1) atom. In the third O site, O(3) is bonded in a single-bond geometry to one Np(1) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one Np(2) atom. There are six inequivalent F sites. In the first F site, F(1) is bonded in a single-bond geometry to one Np(2) atom. In the second F site, F(2) is bonded in a bent 150 degrees geometry to one Np(1) and one Ni(1) atom. In the third F site, F(3) is bonded in a bent 150 degrees geometry to one Np(1) and one Ni(1) atom. In the fourth F site, F(4) is bonded in a single-bond geometry to one Np(1) atom. In the fifth F site, F(5) is bonded in a bent 150 degrees geometry to one Np(2) and one Ni(1) atom. In the sixth F site, F(6) is bonded in a bent 150 degrees geometry to one Np(2) and one Ni(1) atom.
NpNi(OF2)3 crystallizes in the monoclinic C2 space group. There are two inequivalent Np sites. In the first Np site, Np(1) is bonded in a 7-coordinate geometry to one O(3), two equivalent F(2), two equivalent F(3), and two equivalent F(4) atoms. The Np(1)-O(3) bond length is 1.81 Å. Both Np(1)-F(2) bond lengths are 2.17 Å. Both Np(1)-F(3) bond lengths are 2.18 Å. Both Np(1)-F(4) bond lengths are 2.06 Å. In the second Np site, Np(2) is bonded in a 7-coordinate geometry to one O(4), two equivalent F(1), two equivalent F(5), and two equivalent F(6) atoms. The Np(2)-O(4) bond length is 1.81 Å. Both Np(2)-F(1) bond lengths are 2.06 Å. Both Np(2)-F(5) bond lengths are 2.18 Å. Both Np(2)-F(6) bond lengths are 2.18 Å. Ni(1) is bonded in an octahedral geometry to one O(1), one O(2), one F(2), one F(3), one F(5), and one F(6) atom. The Ni(1)-O(1) bond length is 1.85 Å. The Ni(1)-O(2) bond length is 1.85 Å. The Ni(1)-F(2) bond length is 2.10 Å. The Ni(1)-F(3) bond length is 2.11 Å. The Ni(1)-F(5) bond length is 2.11 Å. The Ni(1)-F(6) bond length is 2.09 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Ni(1) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Ni(1) atom. In the third O site, O(3) is bonded in a single-bond geometry to one Np(1) atom. In the fourth O site, O(4) is bonded in a single-bond geometry to one Np(2) atom. There are six inequivalent F sites. In the first F site, F(1) is bonded in a single-bond geometry to one Np(2) atom. In the second F site, F(2) is bonded in a bent 150 degrees geometry to one Np(1) and one Ni(1) atom. In the third F site, F(3) is bonded in a bent 150 degrees geometry to one Np(1) and one Ni(1) atom. In the fourth F site, F(4) is bonded in a single-bond geometry to one Np(1) atom. In the fifth F site, F(5) is bonded in a bent 150 degrees geometry to one Np(2) and one Ni(1) atom. In the sixth F site, F(6) is bonded in a bent 150 degrees geometry to one Np(2) and one Ni(1) atom.