KTcCl3 crystallizes in the monoclinic Cc space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to one Cl(1), one Cl(2), one Cl(4), one Cl(5), two equivalent Cl(3), and two equivalent Cl(6) atoms. In the second K site, K(2) is bonded in a 6-coordinate geometry to one Cl(1), one Cl(2), one Cl(5), one Cl(6), and two equivalent Cl(3) atoms. There are two inequivalent Tc sites. In the first Tc site, Tc(1) is bonded in a 5-coordinate geometry to one Tc(2), one Cl(1), one Cl(3), one Cl(4), and one Cl(5) atom. In the second Tc site, Tc(2) is bonded in a 5-coordinate geometry to one Tc(1), one Cl(2), one Cl(4), one Cl(5), and one Cl(6) atom. There are six inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a distorted T-shaped geometry to one K(1), one K(2), and one Tc(1) atom. In the second Cl site, Cl(2) is bonded in a distorted T-shaped geometry to one K(1), one K(2), and one Tc(2) atom. In the third Cl site, Cl(3) is bonded in a 5-coordinate geometry to two equivalent K(1), two equivalent K(2), and one Tc(1) atom. In the fourth Cl site, Cl(4) is bonded in a distorted T-shaped geometry to one K(1), one Tc(1), and one Tc(2) atom. In the fifth Cl site, Cl(5) is bonded in a 4-coordinate geometry to one K(1), one K(2), one Tc(1), and one Tc(2) atom. In the sixth Cl site, Cl(6) is bonded in a 4-coordinate geometry to one K(2), two equivalent K(1), and one Tc(2) atom.
KTcCl3 crystallizes in the monoclinic Cc space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to one Cl(1), one Cl(2), one Cl(4), one Cl(5), two equivalent Cl(3), and two equivalent Cl(6) atoms. The K(1)-Cl(1) bond length is 3.12 Å. The K(1)-Cl(2) bond length is 3.21 Å. The K(1)-Cl(4) bond length is 3.34 Å. The K(1)-Cl(5) bond length is 3.70 Å. There is one shorter (3.59 Å) and one longer (3.68 Å) K(1)-Cl(3) bond length. There is one shorter (3.24 Å) and one longer (3.25 Å) K(1)-Cl(6) bond length. In the second K site, K(2) is bonded in a 6-coordinate geometry to one Cl(1), one Cl(2), one Cl(5), one Cl(6), and two equivalent Cl(3) atoms. The K(2)-Cl(1) bond length is 3.21 Å. The K(2)-Cl(2) bond length is 3.15 Å. The K(2)-Cl(5) bond length is 3.34 Å. The K(2)-Cl(6) bond length is 3.50 Å. There is one shorter (3.24 Å) and one longer (3.25 Å) K(2)-Cl(3) bond length. There are two inequivalent Tc sites. In the first Tc site, Tc(1) is bonded in a 5-coordinate geometry to one Tc(2), one Cl(1), one Cl(3), one Cl(4), and one Cl(5) atom. The Tc(1)-Tc(2) bond length is 2.10 Å. The Tc(1)-Cl(1) bond length is 2.40 Å. The Tc(1)-Cl(3) bond length is 2.43 Å. The Tc(1)-Cl(4) bond length is 2.45 Å. The Tc(1)-Cl(5) bond length is 2.44 Å. In the second Tc site, Tc(2) is bonded in a 5-coordinate geometry to one Tc(1), one Cl(2), one Cl(4), one Cl(5), and one Cl(6) atom. The Tc(2)-Cl(2) bond length is 2.40 Å. The Tc(2)-Cl(4) bond length is 2.44 Å. The Tc(2)-Cl(5) bond length is 2.44 Å. The Tc(2)-Cl(6) bond length is 2.43 Å. There are six inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a distorted T-shaped geometry to one K(1), one K(2), and one Tc(1) atom. In the second Cl site, Cl(2) is bonded in a distorted T-shaped geometry to one K(1), one K(2), and one Tc(2) atom. In the third Cl site, Cl(3) is bonded in a 5-coordinate geometry to two equivalent K(1), two equivalent K(2), and one Tc(1) atom. In the fourth Cl site, Cl(4) is bonded in a distorted T-shaped geometry to one K(1), one Tc(1), and one Tc(2) atom. In the fifth Cl site, Cl(5) is bonded in a 4-coordinate geometry to one K(1), one K(2), one Tc(1), and one Tc(2) atom. In the sixth Cl site, Cl(6) is bonded in a 4-coordinate geometry to one K(2), two equivalent K(1), and one Tc(2) atom.