TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preparation (claimed): Preparation of (I) comprises combining a solution comprising a solvent and metal ions (Group 1 through 16 metals including actinides and/or lanthanides) with a multidentate linking ligand (which is selected such that the surface area of (I) is greater than 2900 m2/g). Preferred Components: (I) further comprises at least one non-linking ligand and each metal cluster comprises 3 or more metal ions. The plurality of multidentate linking ligands have accessible sites for atomic or molecular adsorption that the surface area is greater than 3000 (preferably 4000) m2/g. Each ligand of the plurality of multidentate ligand includes 2 or more carboxylates and the metal ion is of the Group 1 through 16 metals of the IUPAC Periodic Table of the Elements including actinides and/or lanthanides (preferably Li+, Na+, K+, Rb+, Be2+, Mg2+, Ca2+, Sr2+, Ba2+, Sc3+, Y3+, Ti4+, Zr4+, Hf4+, V4+, V3+, V2+, Nb3+, Ta3+, Cr3+, Mo3+, W3+, W3+, Mn3+, Mn2+, Re3+, Re2+, Fe3+, Fe2+, Ru3+, Ru2+, Os3+, Os2+, Co3+, Co2+, Rh2+, Rh+, Ir2+, Ir+, Ni2+, Ni+, Pd2+, Pd+, Pt2+, Pt+, Cu2+, Cu+, Ag+, Au+, Zn2+, Cd2+, Hg2+, Al3+, Ga3+, In3+, Tl3+, Si4+, Si2+, Ge4+, Ge2+, Sn4+, Sn2+, Pb4+, Pb2+, As5+, As3+, As+, Sb5+, Sb3+, Sb+, Bi5+, Bi3+ and/or Bi+). The metal cluster has formula MmXn (where M is metal ion (preferably Mg2+, Ca2+, Sr2+, Ba2+, V2+, V3+, V4+, V5+, Mn2+, Re2+, Fe2+, Fe3v+, Ru3+, Ru2+, Os2+, Co2+, Rh2+, Ir2+, Ni2+, Pd2+, Pt3+, Cu2+, Zn2+, Cd2+, Hg2+, Si2+, Ge2+, Sn2+ or Pb2+), X is a Group 14 through Group 17 anion (preferably O), m is 1-10 (preferably 4) and n is a number selected to charge balance the metal cluster so that metal cluster has a predetermined electric charge). The metal cluster has formula Zn4O and the non-linking ligand is O2-, sulfate, nitrate, nitrite, sulfite, bisulfite, phosphate, hydrogen phosphate, dihydrogen phosphate, diphosphate, triphosphate, phosphite, chloride, chlorate, bromide, bromate, iodide, iodate, carbonate, bicarbonate, sulfide, hydrogen sulfate, selenide, selenate, hydrogen selenate, telluride, tellurate, hydrogen tellurate, nitride, phosphide, arsenide, arsenate, hydrogen arsenate, dihydrogen arsenate, antimonide, antimonate, hydrogen antimonate, dihydrogen antimonate, fluoride, boride, borate, hydrogen borate, perchlorate, chlorite, hypochlorite, perbromate, bromite, hypobromite, periodate, iodite, hypoiodite and their mixtures. (I) further comprises a guest species (which increase the surface area of the metal-organic framework and the guest species is organic molecules with a molecular weight less than 100 g/mol (preferably less than 600 g/mol) or greater than 600 g/mol, containing at least one aromatic ring, polycyclic aromatic hydrocarbons and/or metal complexes having formula MmXn), an interpenetrating metal-organic framework (that increases the surface area of the metal-organic framework and has more than 16 atoms (preferably 20 atoms) which are incorporated in aromatic rings or non-aromatic rings) and an adsorbed chemical species (ammonia, carbon dioxide, carbon monoxide, hydrogen, amines, methane, oxygen, argon, nitrogen, argon, organic dyes and/or polycyclic organic molecules). The multidenate linking ligand is 1,3,5-benzenetribenzoate (BTB) of formula (I) or its substituted variations, decachloropyrinebenzene (DCPB) of formula (II) or its substituted variations or benzoic acid derivative of formula (III) or its substituted variations. The solvent comprises a component (ammonia, hexane, benzene, toluene, xylene, chlorobenzene, nitrobenzene, naphthalene, thiophene, pyridine, acetone, 1,2-dichloroethane, methylenechloride, tetrahydrofuran, ethanolamine, triethylamine, N,N-dimethyl formamide, N,N-diethyl formamide, methanol, ethanol, propanol, alcohols, dimethylsulfoxide, chloroform, bromoform, dibromomethane, iodoform, diiodomethane, halogenated organic solvents, N,N- dimethylacetamide, N,N-diethylacetamide, 1-methyl-2-pyrrolidinone, amide solvents, methylpyridine, dimethylpyridine and/or diethylether). The solution further comprises a space-filling agent (alkyl amines and their corresponding alkyl ammonium salts, containing linear, branched, or cyclic aliphatic groups having from 1-20C; aryl amines and their corresponding aryl ammonium salts having from 1-5 phenyl rings; alkyl phosphonium salts, containing linear, branched or cyclic aliphatic groups, having from 1-20C atoms; aryl phosphonium salts, having from 1-5 phenyl rings, alkyl organic acids and their corresponding salts, containing linear, branched, or cyclic aliphatic groups, having from 1-20C; aryl organic acids and their corresponding salts, having from 1-5 phenyl rings; aliphatic alcohols, containing linear, branched or cyclic aliphatic groups, having from 1-20C; aryl alcohols having from 1-5 phenyl rings; inorganic anions (sulfate, nitrate, nitrite, sulfite, bisulfite, phosphate, hydrogen phosphate, dihydrogen phosphate, diphosphate, triphosphate, phosphite, chloride, chlorate, bromide, bromate, iodide, iodate, carbonate, bicarbonate, O2-, diphosphate, sulfide, hydrogen sulfate, selenide, selenate, hydrogen selenate, telluride, tellurate, hydrogen tellurate, nitride, phosphide, arsenide, arsenate, hydrogen arsenate, dihydrogen arsenate, antimonide, antimonate, hydrogen antimonate, dihydrogen antimonate, fluoride, boride, borate, hydrogen borate, perchlorate, chlorite, hypochlorite, perbromate, bromite, hypobromite, periodate, iodite, hypoiodite, and the corresponding acids and salts of said inorganic anions); and ammonia, carbon dioxide, methane, oxygen, argon, nitrogen, ethylene, hexane, benzene, toluene, xylene, chlorobenzene, nitrobenzene, naphthalene, thiophene, pyridine, acetone, 1,2-dichloroethane, methylenechloride, tetrahydrofuran, ethanolamine, triethylamine, trifluoromethyl sulfonic acid, N,N-dimethyl formamide, N,N-diethyl formamide, dimethylsulfoxide, chloroform, bromoform, dibromomethane, iodoform, diiodomethane, halogenated organic solvents, N,N-dimethylacetamide, N,N-diethylacetamide, 1-methyl-2-pyrrolidinone, amide solvents, methylpyridine, dimethylpyridine, diethylether, and their mixtures. The method further comprises contacting (I) with a guest species such that the guest species becomes at least partially incorporated within (I).