AgH2(CN)5 crystallizes in the orthorhombic Pna2_1 space group. Ag(1) is bonded in a 3-coordinate geometry to one N(2), one N(4), and one N(5) atom. The Ag(1)-N(2) bond length is 2.24 Å. The Ag(1)-N(4) bond length is 2.21 Å. The Ag(1)-N(5) bond length is 2.47 Å. There are five inequivalent C sites. In the first C site, C(1) is bonded in a distorted single-bond geometry to one C(3) and one N(3) atom. The C(1)-C(3) bond length is 1.40 Å. The C(1)-N(3) bond length is 1.17 Å. In the second C site, C(2) is bonded in a distorted linear geometry to one C(4) and one N(5) atom. The C(2)-C(4) bond length is 1.40 Å. The C(2)-N(5) bond length is 1.17 Å. In the third C site, C(3) is bonded in a distorted single-bond geometry to one C(1), one C(4), and one N(2) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-N(2) bond length is 1.38 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(2), one C(3), and one N(4) atom. The C(4)-N(4) bond length is 1.38 Å. In the fifth C site, C(5) is bonded in a trigonal planar geometry to one N(1), one N(2), and one N(4) atom. The C(5)-N(1) bond length is 1.36 Å. The C(5)-N(2) bond length is 1.36 Å. The C(5)-N(4) bond length is 1.37 Å. There are five inequivalent N sites. In the first N site, N(1) is bonded in a distorted trigonal planar geometry to one C(5), one H(1), and one H(2) atom. The N(1)-H(1) bond length is 1.02 Å. The N(1)-H(2) bond length is 1.02 Å. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one Ag(1), one C(3), and one C(5) atom. In the third N site, N(3) is bonded in a single-bond geometry to one C(1) atom. In the fourth N site, N(4) is bonded in a distorted trigonal planar geometry to one Ag(1), one C(4), and one C(5) atom. In the fifth N site, N(5) is bonded in a distorted bent 150 degrees geometry to one Ag(1) and one C(2) atom. There are two inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one N(1) atom. Linkers: 4 N#CC1=C(C#N)N=C(N)[N]1. Metal clusters: 4 [Ag]. The MOF has largest included sphere 1.44 A, density 2.71 g/cm3, surface area 2504.17 m2/g, accessible volume 0.05 cm3/g