Výsledky vyhledávání - "Leite Valderí D."

Akademický článek

Electrometric investigations on formation of lanthanum molybdates as a function of Ph

Autor: Prasad Shiva, Leite Valderí D., Santana Renato A.C. de, Brito Joelma B.

Publikováno v: Journal of the Brazilian Chemical Society, Vol 15, Iss 2, Pp 246-252 (2004)

The precise nature of the reaction between lanthanum nitrate and sodium molybdate at specific pH levels 7.6, 5.5 and 4.1 has been studied by means of electrometric techniques involving potentiometric and conductometric titrations, in aqueous and alco

Externí odkaz: https://doaj.org/article/dd5d46c4eb7a4f82b37fbfdf04a1c60e

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Akademický článek

Formation of nickel vanadates as a function of pH

Autor: Prasad Shiva, Leite Valderí D., Santana Renato A. C., Moura Elisângela da S., A. Neto Ambrósio F., Souza Antonio G.

Publikováno v: Journal of the Brazilian Chemical Society, Vol 15, Iss 3, Pp 427-432 (2004)

The precise nature of the reaction between hydrochloric acid and sodium ortho-vanadate solution has been studied by means of electrometric techniques involving potentiometric and conductometric titrations. The well defined inflections and breaks in t

Externí odkaz: https://doaj.org/article/a47839bca9b6441eb569d807a0e56454

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Akademický článek

Investigations on the Formation of Copper Polyvanadates as a Function of pH

Autor: Prasad Shiva, Brito André L. F., Muniz Ana C. S., Leite Valderí D.

Publikováno v: Journal of the Brazilian Chemical Society, Vol 13, Iss 5, Pp 618-623 (2002)

The formation and composition of copper vanadates obtained by the interaction of copper sulfate with different sodium vanadates (ortho, pyro, meta and poly) have been studied by means of electrometric techniques involving glass electrode and conducto

Externí odkaz: https://doaj.org/article/55fd6c9e97504d16b076b8ce59b8dd07

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Akademický článek

Electroanalytical investigations on formation of thallium(I) molybdates as a function of pH

Autor: Prasad Shiva, Brito André L.F., Leite Valderí D., Souza Antônio G.

Publikováno v: Journal of the Brazilian Chemical Society, Vol 13, Iss 4, Pp 490-494 (2002)

The formation of thallium(I) molybdates obtained by interaction of thallium(I) nitrate and sodium molybdate at specific pH levels 7.6, 5.5 and 4.1 has been studied by electrometric techniques involving potentiometric and conductometric titrations, in

Externí odkaz: https://doaj.org/article/ecb40fa82cc94eec8e1fe30ce4d69bef

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