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Citation: Zhao Jinggui, Xing Meijun, Liu Hong. Extraction Mechanism of Ga³⁺ with Mono（2-Ethylhexyl）2-Ethylhexyl Phosphonate(P₅₀₇) from Hydrochloric Acid solution[J]. Chinese Journal of Applied Chemistry, ;1996, 13(1): 101-103. shu

Extraction Mechanism of Ga³⁺ with Mono（2-Ethylhexyl）2-Ethylhexyl Phosphonate(P₅₀₇) from Hydrochloric Acid solution

1.
Department of Chemistry, Heilongjiang University, Harbin 150080

Received Date: 12 June 1995
Available Online: 25 September 1995

The extraction mechanism of Ga³⁺ from hydrochloric acid solution with momo(2-ethylhexyl)2-ethylhexyl phosphonate has been investigated. Results show that the extraction reaction is Ga³⁺+2H₂A_2(o)=GaA₃HA_(o)+3H⁺ ΔH⁰=-11.009 kJ/mol,ΔG⁰=9.384~11.136 kJ/mol,-ΔS⁰=68.43~68.74 J/mol.
- solvent extraction,
- Ga³⁺,
- mono-ethylhexylethylhexyl phosphonate
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Extraction Mechanism of Ga3+ with Mono（2-Ethylhexyl）2-Ethylhexyl Phosphonate(P507) from Hydrochloric Acid solution

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Extraction Mechanism of Ga³⁺ with Mono（2-Ethylhexyl）2-Ethylhexyl Phosphonate(P₅₀₇) from Hydrochloric Acid solution