Search Results - "Cruywagen, Johannes J"

Protonation Equilibria of Mononuclear Vanadate:  Thermodynamic Evidence for the Expansion of the Coordination Number in VO2 by Cruywagen, Johannes J, Heyns, J. Bernard B, Westra, Arjan N

“…A spectrophotometric investigation of the protonation of HVO4 2- has been conducted at vanadium(V) concentrations low enough (5 × 10-5 mol dm-3) to prevent the…”
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Protonation Equilibria of Mononuclear Vanadate: Thermodynamic Evidence for the Expansion of the Coordination Number in VO(2)(+) by Cruywagen, Johannes J., Heyns, J. Bernard B., Westra, Arjan N.

“…A spectrophotometric investigation of the protonation of HVO(4)(2-) has been conducted at vanadium(V) concentrations low enough (5 x 10(-5) mol dm(-3)) to…”
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Variable path length flow-through cell for spectrophotometry by Choat, Thomas, Cruywagen, Johannes J, Heyns, J. Bernard B

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The isolation and X-ray characterization of a new sodium heptamolybdate compound, Na 7[Mo 7O 24]OH·21H 2O by Cruywagen, Johannes J., Esterhuysen, Matthias W., Heyns, J.Bernard B.

“…The sodium heptamolybdate compound ( 1) was crystallized at pH ∼6.9 from an acidified sodium molybdate solution. X-ray structural analysis shows a novel…”
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The isolation and X-ray characterization of a new sodium heptamolybdate compound, Na7[Mo7O24]OH·21H2O by Cruywagen, Johannes J., Esterhuysen, Matthias W., Heyns, J.Bernard B.

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Protonation Equilibria of Mononuclear Vanadate:  Thermodynamic Evidence for the Expansion of the Coordination Number in VO 2 by Cruywagen, Johannes J., Heyns, J. Bernard B., Westra, Arjan N.

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Complexation between molybdenum(VI) and citrate: Crystal and molecular structure of [Mo4O11(citrate)2](Me3N(CH2)6NMe3)2 12H2O by Nassimbeni, Luigi R., Niven, Margaret L., Cruywagen, Johannes J., Heyns, J. Bernard B.

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Equilibrium study of molybdenum(VI) distribution between tri-n-butyl phosphate and aqueous perchloric acid solution by Cruywagen, Johannes J., Draaijer, Ate G. & Rypstra, Tiemen

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Complexation between tungsten(VI) and citrate: The crystal and molecular structure of a dinuclear complex, Na6[W2O5(cit)2] 10H2O by Cruywagen, Johannes J., Saayman, Louis J., Niven, Margaret L.

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Complexation between molybdenum(VI) and oxalate: Crystal and molecular structure of [(?)Co(en)3][MoO3(C2O4)OH2]I 2 H2O by Nassimbeni, Luigi R., Niven, Margaret L., Cruywagen, Johannes J., Heyns, J. Bernard B.

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Solubility of yellow molybdenum(VI) oxide dihydrate (Mo03.2H20) in 3,0M-sodium perchlorate at 25 C by Cruywagen, Johannes J. and Heyns, J. Bernard B.

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Determination of the apparent molar volumes of hydrogen chromate and dichromate ions by dilatometric titration by Rohwer, Egmont F.C.H., Brink, Jacobus A. & Cruywagen, Johannes J.

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