FeAg2(CN)6Ag(NH3)2 crystallizes in the monoclinic Cc space group. The structure consists of four Ag(NH3)2 clusters inside a FeAg2(CN)6 framework. In each Ag(NH3)2 cluster, Ag(3) is bonded in a linear geometry to one N(7) and one N(8) atom. There are two inequivalent N sites. In the first N site, N(7) is bonded in a distorted trigonal non-coplanar geometry to one Ag(3), one H(1), one H(2), and one H(3) atom. In the second N site, N(8) is bonded in a distorted trigonal non-coplanar geometry to one Ag(3), one H(4), one H(5), and one H(6) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(7) atom. In the second H site, H(2) is bonded in a single-bond geometry to one N(7) atom. In the third H site, H(3) is bonded in a single-bond geometry to one N(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one N(8) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one N(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one N(8) atom. In the FeAg2(CN)6 framework, Fe(1) is bonded in an octahedral geometry to one C(1), one C(2), one C(3), one C(4), one C(5), and one C(6) atom. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one N(1), one N(2), one N(3), and one N(5) atom to form edge-sharing AgN4 tetrahedra. In the second Ag site, Ag(2) is bonded to one N(1), one N(2), one N(4), and one N(6) atom to form distorted edge-sharing AgN4 tetrahedra. There are six inequivalent C sites. In the first C site, C(1) is bonded in a linear geometry to one Fe(1) and one N(1) atom. In the second C site, C(2) is bonded in a linear geometry to one Fe(1) and one N(2) atom. In the third C site, C(3) is bonded in a linear geometry to one Fe(1) and one N(3) atom. In the fourth C site, C(4) is bonded in a linear geometry to one Fe(1) and one N(4) atom. In the fifth C site, C(5) is bonded in a linear geometry to one Fe(1) and one N(5) atom. In the sixth C site, C(6) is bonded in a linear geometry to one Fe(1) and one N(6) atom. There are six inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(2), and one C(1) atom. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(2), and one C(2) atom. In the third N site, N(3) is bonded in a distorted linear geometry to one Ag(1) and one C(3) atom. In the fourth N site, N(4) is bonded in a bent 150 degrees geometry to one Ag(2) and one C(4) atom. In the fifth N site, N(5) is bonded in a distorted linear geometry to one Ag(1) and one C(5) atom. In the sixth N site, N(6) is bonded in a distorted linear geometry to one Ag(2) and one C(6) atom.
FeAg2(CN)6Ag(NH3)2 crystallizes in the monoclinic Cc space group. The structure consists of four Ag(NH3)2 clusters inside a FeAg2(CN)6 framework. In each Ag(NH3)2 cluster, Ag(3) is bonded in a linear geometry to one N(7) and one N(8) atom. The Ag(3)-N(7) bond length is 2.13 Å. The Ag(3)-N(8) bond length is 2.17 Å. There are two inequivalent N sites. In the first N site, N(7) is bonded in a distorted trigonal non-coplanar geometry to one Ag(3), one H(1), one H(2), and one H(3) atom. The N(7)-H(1) bond length is 1.02 Å. The N(7)-H(2) bond length is 1.02 Å. The N(7)-H(3) bond length is 1.02 Å. In the second N site, N(8) is bonded in a distorted trigonal non-coplanar geometry to one Ag(3), one H(4), one H(5), and one H(6) atom. The N(8)-H(4) bond length is 1.02 Å. The N(8)-H(5) bond length is 1.03 Å. The N(8)-H(6) bond length is 1.02 Å. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(7) atom. In the second H site, H(2) is bonded in a single-bond geometry to one N(7) atom. In the third H site, H(3) is bonded in a single-bond geometry to one N(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one N(8) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one N(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one N(8) atom. In the FeAg2(CN)6 framework, Fe(1) is bonded in an octahedral geometry to one C(1), one C(2), one C(3), one C(4), one C(5), and one C(6) atom. The Fe(1)-C(1) bond length is 1.91 Å. The Fe(1)-C(2) bond length is 1.89 Å. The Fe(1)-C(3) bond length is 1.89 Å. The Fe(1)-C(4) bond length is 1.91 Å. The Fe(1)-C(5) bond length is 1.90 Å. The Fe(1)-C(6) bond length is 1.89 Å. There are two inequivalent Ag sites. In the first Ag site, Ag(1) is bonded to one N(1), one N(2), one N(3), and one N(5) atom to form edge-sharing AgN4 tetrahedra. The Ag(1)-N(1) bond length is 2.31 Å. The Ag(1)-N(2) bond length is 2.50 Å. The Ag(1)-N(3) bond length is 2.15 Å. The Ag(1)-N(5) bond length is 2.21 Å. In the second Ag site, Ag(2) is bonded to one N(1), one N(2), one N(4), and one N(6) atom to form distorted edge-sharing AgN4 tetrahedra. The Ag(2)-N(1) bond length is 2.54 Å. The Ag(2)-N(2) bond length is 2.37 Å. The Ag(2)-N(4) bond length is 2.17 Å. The Ag(2)-N(6) bond length is 2.17 Å. There are six inequivalent C sites. In the first C site, C(1) is bonded in a linear geometry to one Fe(1) and one N(1) atom. The C(1)-N(1) bond length is 1.18 Å. In the second C site, C(2) is bonded in a linear geometry to one Fe(1) and one N(2) atom. The C(2)-N(2) bond length is 1.18 Å. In the third C site, C(3) is bonded in a linear geometry to one Fe(1) and one N(3) atom. The C(3)-N(3) bond length is 1.18 Å. In the fourth C site, C(4) is bonded in a linear geometry to one Fe(1) and one N(4) atom. The C(4)-N(4) bond length is 1.18 Å. In the fifth C site, C(5) is bonded in a linear geometry to one Fe(1) and one N(5) atom. The C(5)-N(5) bond length is 1.18 Å. In the sixth C site, C(6) is bonded in a linear geometry to one Fe(1) and one N(6) atom. The C(6)-N(6) bond length is 1.18 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(2), and one C(1) atom. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Ag(1), one Ag(2), and one C(2) atom. In the third N site, N(3) is bonded in a distorted linear geometry to one Ag(1) and one C(3) atom. In the fourth N site, N(4) is bonded in a bent 150 degrees geometry to one Ag(2) and one C(4) atom. In the fifth N site, N(5) is bonded in a distorted linear geometry to one Ag(1) and one C(5) atom. In the sixth N site, N(6) is bonded in a distorted linear geometry to one Ag(2) and one C(6) atom.