Chelating tendencies of o-hydroxy pheny1 azo-acety1 acetone with transition metal ions
A comparison of the transition and nontransition metal ion complexes has been done. The absorption spectra provide that the reagent is more and selective for manganese than other metals. The electronic absorption measurements at different pH-values.
| Рубрика | Химия |
| Вид | статья |
| Язык | английский |
| Дата добавления | 23.01.2021 |
| Размер файла | 536,8 K |
Отправить свою хорошую работу в базу знаний просто. Используйте форму, расположенную ниже
Студенты, аспиранты, молодые ученые, использующие базу знаний в своей учебе и работе, будут вам очень благодарны.
Подобные документы
Experimental details of the chemical transients kinetics and pulsed field desorption mass spectrometry methods. Kinetic measurements with the PFDMS method. Data on the CO hydrogenation over CoCu-based catalysts using CTK. CO hydrogenation reaction.
статья [334,2 K], добавлен 10.05.2011Concept and program of transitive economy, foreign experience of transition. Strategic reference points of long-term economic development. Direction of the transition to an innovative community-oriented type of development. Features of transitive economy.
курсовая работа [29,4 K], добавлен 09.06.2012Lithium is a soft, silver-white metal that belongs to the alkali metal group of chemical elements. Its medical using. Petalite is lithium aluminium silicate. C. Gmelin was the first man to observe that lithium salts give a bright red color in flame.
реферат [4,3 M], добавлен 13.11.2009The concept of public: from ancient times to era of Web 2.0. Global public communication. "Charlie Hebdo" case. Transition of public from on-line to off-line. Case study: from blog to political party. "M5S Public": features and mechanisms of transition.
дипломная работа [2,7 M], добавлен 23.10.2016Transition of the Chinese labor market. Breaking the Iron Rice Bowl. Consequences for a Labor Force in transition. Labor market reform. Post-Wage Grid Wage determination, government control. Marketization Process. Evaluating China’s industrial relations.
курсовая работа [567,5 K], добавлен 24.12.2012The best-known types of music: blues, classical, country, latin, jazz, electronic, metal, punk, reggae and other. The basic elements of music, rhythm, dynamics and sound properties are color and intensity. Learning styles and different genres of music.
презентация [3,5 M], добавлен 01.06.2014The pillars of any degree of comparison. Morphological composition of the adjectives. An introduction on degrees of comparison. Development and stylistic potential of degrees of comparison. General notes on comparative analysis. Contrastive linguistics.
курсовая работа [182,5 K], добавлен 23.12.2014Thermit Welding is not a common process. The process consists of a chemical reaction obtained by igniting finely divided aluminium and iron oxide. The temperature of the molten metal. Electric, spot and flash Welding. Projection Welding Electrodes.
презентация [3,5 M], добавлен 17.12.2009Методика определения и построения схемы стропильной фермы. Особенности статического расчета рамы с помощью программы "METAL". Принципы конструирования узла сопряжения верхней части колонны с нижней (подкрановой траверсы), в том числе проверка ее сечения.
курсовая работа [1,9 M], добавлен 23.12.2010Sumer as one of the oldest centers of civilization, situated between the rivers Tigris and Euphrates. Historical evidence of contact with aliens. Persuasion Sumerians of death as a natural transition into eternity. The history of invention of cuneiform.
презентация [920,5 K], добавлен 29.12.2011The car as an integral part of people's lives. Design as a factor of business success in the automotive industry and transport engineering. The transition to an integrated supporting structures instead used on American cars spar frame side members.
презентация [6,3 M], добавлен 23.04.2015The main principles of marketing. The globalization of activity and costs decreasing. The personification of interaction and transition to e-marketing and the problem of e-marketing economic effectiveness. Marketing communications in the internet.
контрольная работа [29,3 K], добавлен 17.02.2011From selling to managing. Five critical differences between selling and managing. The cycle of managing. Planning. Developing a plan of action. Implementing the plan. Key accounts. The appraisal process. The control function. Effective communications.
реферат [29,4 K], добавлен 07.01.2008General information about Ukraine. Ukraine became independent again after the dissolution of the Soviet Union in 1991. This began a transition period to a market economy. Industry and agriculture. Economy of Ukraine. The Interesting places in Kyiv.
реферат [18,0 K], добавлен 10.08.2008Property and socio-economic relations. The history of the ownership, their classification and forms. Property as an economic category. Change of ownership is an essential condition for the formation of the market. Ownership in transition economies.
курсовая работа [37,9 K], добавлен 27.09.2010Productivity Growth in Agriculture: Sources and Constraints. Agriculture in Development Thought. Transition to Sustainability. Economic understanding of process of agricultural development. Technical changes and improvement of efficiency of agriculture.
контрольная работа [31,5 K], добавлен 18.07.2009The Banking System of USA. Central, Commercial Banking and the Development of the Federal Reserve and Monetary Policy. Depository Institutions: Commercial Banks and Banking Structure. Banking System in Transition. Role of the National Bank of Ukraine.
научная работа [192,0 K], добавлен 22.01.2010History of American schooling, origins and early development. Types of American schools. People, who contributed to the American system of education. American school nowadays in comparison with its historical past, modern tendencies in the system.
курсовая работа [52,8 K], добавлен 23.06.2016Анализ существующего программного обеспечения эмпирико-статистического сравнения текстов: сounter оf сharacters, horos, graph, advanced grapher. Empirical-statistical comparison of texts: функциональность, процедуры и функции тестирование и внедрение.
дипломная работа [4,4 M], добавлен 29.11.2013Relevance of electronic document flow implementation. Description of selected companies. Pattern of ownership. Sectorial branch. Company size. Resources used. Current document flow. Major advantage of the information system implementation in the work.
курсовая работа [128,1 K], добавлен 14.02.2016
