Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions
Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0...
Ausführliche Beschreibung
Autor*in: |
Podval’naya, N. V. [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2010 |
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Schlagwörter: |
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Anmerkung: |
© Pleiades Publishing, Ltd. 2010 |
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Übergeordnetes Werk: |
Enthalten in: Russian journal of inorganic chemistry - Moscow : MAIK Nauka/Interperiodica Publ., 2006, 55(2010), 2 vom: Feb., Seite 305-311 |
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Übergeordnetes Werk: |
volume:55 ; year:2010 ; number:2 ; month:02 ; pages:305-311 |
Links: |
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DOI / URN: |
10.1134/S0036023610020270 |
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Katalog-ID: |
SPR020291256 |
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100 | 1 | |a Podval’naya, N. V. |e verfasserin |4 aut | |
245 | 1 | 0 | |a Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions |
264 | 1 | |c 2010 | |
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520 | |a Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. | ||
650 | 4 | |a Vanadium |7 (dpeaa)DE-He213 | |
650 | 4 | |a Vanadium Oxide |7 (dpeaa)DE-He213 | |
650 | 4 | |a Vanadium Pentoxide |7 (dpeaa)DE-He213 | |
650 | 4 | |a Second Order Reaction |7 (dpeaa)DE-He213 | |
650 | 4 | |a Vanadium Compound |7 (dpeaa)DE-He213 | |
700 | 1 | |a Volkov, V. L. |4 aut | |
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10.1134/S0036023610020270 doi (DE-627)SPR020291256 (SPR)S0036023610020270-e DE-627 ger DE-627 rakwb eng Podval’naya, N. V. verfasserin aut Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions 2010 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © Pleiades Publishing, Ltd. 2010 Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. Vanadium (dpeaa)DE-He213 Vanadium Oxide (dpeaa)DE-He213 Vanadium Pentoxide (dpeaa)DE-He213 Second Order Reaction (dpeaa)DE-He213 Vanadium Compound (dpeaa)DE-He213 Volkov, V. L. aut Enthalten in Russian journal of inorganic chemistry Moscow : MAIK Nauka/Interperiodica Publ., 2006 55(2010), 2 vom: Feb., Seite 305-311 (DE-627)508334675 (DE-600)2223897-9 1531-8613 nnns volume:55 year:2010 number:2 month:02 pages:305-311 https://dx.doi.org/10.1134/S0036023610020270 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 55 2010 2 02 305-311 |
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10.1134/S0036023610020270 doi (DE-627)SPR020291256 (SPR)S0036023610020270-e DE-627 ger DE-627 rakwb eng Podval’naya, N. V. verfasserin aut Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions 2010 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © Pleiades Publishing, Ltd. 2010 Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. Vanadium (dpeaa)DE-He213 Vanadium Oxide (dpeaa)DE-He213 Vanadium Pentoxide (dpeaa)DE-He213 Second Order Reaction (dpeaa)DE-He213 Vanadium Compound (dpeaa)DE-He213 Volkov, V. L. aut Enthalten in Russian journal of inorganic chemistry Moscow : MAIK Nauka/Interperiodica Publ., 2006 55(2010), 2 vom: Feb., Seite 305-311 (DE-627)508334675 (DE-600)2223897-9 1531-8613 nnns volume:55 year:2010 number:2 month:02 pages:305-311 https://dx.doi.org/10.1134/S0036023610020270 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 55 2010 2 02 305-311 |
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10.1134/S0036023610020270 doi (DE-627)SPR020291256 (SPR)S0036023610020270-e DE-627 ger DE-627 rakwb eng Podval’naya, N. V. verfasserin aut Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions 2010 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © Pleiades Publishing, Ltd. 2010 Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. Vanadium (dpeaa)DE-He213 Vanadium Oxide (dpeaa)DE-He213 Vanadium Pentoxide (dpeaa)DE-He213 Second Order Reaction (dpeaa)DE-He213 Vanadium Compound (dpeaa)DE-He213 Volkov, V. L. aut Enthalten in Russian journal of inorganic chemistry Moscow : MAIK Nauka/Interperiodica Publ., 2006 55(2010), 2 vom: Feb., Seite 305-311 (DE-627)508334675 (DE-600)2223897-9 1531-8613 nnns volume:55 year:2010 number:2 month:02 pages:305-311 https://dx.doi.org/10.1134/S0036023610020270 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 55 2010 2 02 305-311 |
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10.1134/S0036023610020270 doi (DE-627)SPR020291256 (SPR)S0036023610020270-e DE-627 ger DE-627 rakwb eng Podval’naya, N. V. verfasserin aut Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions 2010 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © Pleiades Publishing, Ltd. 2010 Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. Vanadium (dpeaa)DE-He213 Vanadium Oxide (dpeaa)DE-He213 Vanadium Pentoxide (dpeaa)DE-He213 Second Order Reaction (dpeaa)DE-He213 Vanadium Compound (dpeaa)DE-He213 Volkov, V. L. aut Enthalten in Russian journal of inorganic chemistry Moscow : MAIK Nauka/Interperiodica Publ., 2006 55(2010), 2 vom: Feb., Seite 305-311 (DE-627)508334675 (DE-600)2223897-9 1531-8613 nnns volume:55 year:2010 number:2 month:02 pages:305-311 https://dx.doi.org/10.1134/S0036023610020270 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 55 2010 2 02 305-311 |
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10.1134/S0036023610020270 doi (DE-627)SPR020291256 (SPR)S0036023610020270-e DE-627 ger DE-627 rakwb eng Podval’naya, N. V. verfasserin aut Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions 2010 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier © Pleiades Publishing, Ltd. 2010 Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. Vanadium (dpeaa)DE-He213 Vanadium Oxide (dpeaa)DE-He213 Vanadium Pentoxide (dpeaa)DE-He213 Second Order Reaction (dpeaa)DE-He213 Vanadium Compound (dpeaa)DE-He213 Volkov, V. L. aut Enthalten in Russian journal of inorganic chemistry Moscow : MAIK Nauka/Interperiodica Publ., 2006 55(2010), 2 vom: Feb., Seite 305-311 (DE-627)508334675 (DE-600)2223897-9 1531-8613 nnns volume:55 year:2010 number:2 month:02 pages:305-311 https://dx.doi.org/10.1134/S0036023610020270 lizenzpflichtig Volltext GBV_USEFLAG_A SYSFLAG_A GBV_SPRINGER SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_32 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_74 GBV_ILN_90 GBV_ILN_95 GBV_ILN_100 GBV_ILN_101 GBV_ILN_105 GBV_ILN_110 GBV_ILN_120 GBV_ILN_138 GBV_ILN_150 GBV_ILN_151 GBV_ILN_152 GBV_ILN_161 GBV_ILN_170 GBV_ILN_171 GBV_ILN_187 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_250 GBV_ILN_281 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_636 GBV_ILN_702 GBV_ILN_2001 GBV_ILN_2003 GBV_ILN_2004 GBV_ILN_2005 GBV_ILN_2006 GBV_ILN_2007 GBV_ILN_2008 GBV_ILN_2009 GBV_ILN_2010 GBV_ILN_2011 GBV_ILN_2014 GBV_ILN_2015 GBV_ILN_2020 GBV_ILN_2021 GBV_ILN_2025 GBV_ILN_2026 GBV_ILN_2027 GBV_ILN_2031 GBV_ILN_2034 GBV_ILN_2037 GBV_ILN_2038 GBV_ILN_2039 GBV_ILN_2044 GBV_ILN_2048 GBV_ILN_2049 GBV_ILN_2050 GBV_ILN_2055 GBV_ILN_2057 GBV_ILN_2059 GBV_ILN_2061 GBV_ILN_2064 GBV_ILN_2065 GBV_ILN_2068 GBV_ILN_2070 GBV_ILN_2086 GBV_ILN_2088 GBV_ILN_2093 GBV_ILN_2106 GBV_ILN_2107 GBV_ILN_2108 GBV_ILN_2110 GBV_ILN_2111 GBV_ILN_2112 GBV_ILN_2113 GBV_ILN_2116 GBV_ILN_2118 GBV_ILN_2119 GBV_ILN_2122 GBV_ILN_2129 GBV_ILN_2143 GBV_ILN_2144 GBV_ILN_2147 GBV_ILN_2148 GBV_ILN_2152 GBV_ILN_2153 GBV_ILN_2188 GBV_ILN_2190 GBV_ILN_2232 GBV_ILN_2336 GBV_ILN_2446 GBV_ILN_2470 GBV_ILN_2472 GBV_ILN_2507 GBV_ILN_2522 GBV_ILN_2548 GBV_ILN_4035 GBV_ILN_4037 GBV_ILN_4046 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4242 GBV_ILN_4246 GBV_ILN_4249 GBV_ILN_4251 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4307 GBV_ILN_4313 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4326 GBV_ILN_4333 GBV_ILN_4334 GBV_ILN_4335 GBV_ILN_4336 GBV_ILN_4338 GBV_ILN_4393 GBV_ILN_4700 AR 55 2010 2 02 305-311 |
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Enthalten in Russian journal of inorganic chemistry 55(2010), 2 vom: Feb., Seite 305-311 volume:55 year:2010 number:2 month:02 pages:305-311 |
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Podval’naya, N. V. @@aut@@ Volkov, V. L. @@aut@@ |
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V.</subfield><subfield code="e">verfasserin</subfield><subfield code="4">aut</subfield></datafield><datafield tag="245" ind1="1" ind2="0"><subfield code="a">Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions</subfield></datafield><datafield tag="264" ind1=" " ind2="1"><subfield code="c">2010</subfield></datafield><datafield tag="336" ind1=" " ind2=" "><subfield code="a">Text</subfield><subfield code="b">txt</subfield><subfield code="2">rdacontent</subfield></datafield><datafield tag="337" ind1=" " ind2=" "><subfield code="a">Computermedien</subfield><subfield code="b">c</subfield><subfield code="2">rdamedia</subfield></datafield><datafield tag="338" ind1=" " ind2=" "><subfield code="a">Online-Ressource</subfield><subfield code="b">cr</subfield><subfield code="2">rdacarrier</subfield></datafield><datafield tag="500" ind1=" " ind2=" "><subfield code="a">© Pleiades Publishing, Ltd. 2010</subfield></datafield><datafield tag="520" ind1=" " ind2=" "><subfield code="a">Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. 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Podval’naya, N. V. |
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Podval’naya, N. V. misc Vanadium misc Vanadium Oxide misc Vanadium Pentoxide misc Second Order Reaction misc Vanadium Compound Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions |
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Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions Vanadium (dpeaa)DE-He213 Vanadium Oxide (dpeaa)DE-He213 Vanadium Pentoxide (dpeaa)DE-He213 Second Order Reaction (dpeaa)DE-He213 Vanadium Compound (dpeaa)DE-He213 |
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Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions |
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Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions |
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hydrolytic precipitation of magnesium polyvanadates in vanadium (iv, v) solutions |
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Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions |
abstract |
Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. © Pleiades Publishing, Ltd. 2010 |
abstractGer |
Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. © Pleiades Publishing, Ltd. 2010 |
abstract_unstemmed |
Abstract The phase and chemical composition of precipitates formed in Mg($ VO_{3} $)2-VOSO4-$ H_{2} $O system at initial pH from 1 to 7 and temperature from 80 to 90°C was studied. Polyvanadates of variable composition $ Mg_{x} $Vy4+V12-y5+1$ O_{31–δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 1.3, 1.2 ≤ y ≤ 2.4, 0.7 ≤ δ = 1.4) were formed at pH from 1 to 4 and $ V^{4+} $/$ V^{5+} $ ratio from 0.43 to 9. Compounds with the general formula $ Mg_{x} $Vy4+V6-y5+$ O_{16-δ} $ · n$ H_{2} $O (0.7 ≤ x ≤ 0.65, y = 1.0, 0.8 ≤ δ ≤ 0.85) were formed at pH from 6.0 to 7.0 and $ V^{4+} $/$ V^{5+} $ ratios from 0.11 to 0.25. The maximum $ V^{4+} $ concentration (y = 2.4) in the precipitates was achieved at the $ VV^{4+} $/$ V^{5+} $ solution ratio of 1.0 and pH = 3. The precipitates in solutions with pH 3 were formed only upon addition of $ VO^{2+} $ ions with the maximum rate at a $ V^{4+} $/$ V^{5+} $ ratio of 0.33. These processes were limited by second-order reactions on the surface of polyvanadates. © Pleiades Publishing, Ltd. 2010 |
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container_issue |
2 |
title_short |
Hydrolytic precipitation of magnesium polyvanadates in vanadium (IV, V) solutions |
url |
https://dx.doi.org/10.1134/S0036023610020270 |
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author2 |
Volkov, V. L. |
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10.1134/S0036023610020270 |
up_date |
2024-07-03T15:06:59.972Z |
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score |
7.3988543 |