Domanda del libro di testo
What is the coordination number of the metal in each of the following complexes?
(a) AgCl2-
(b) [Cr(H2O)5Cl]2+
(c) [Co(NCS)4]2-
Ch.21 - Transition Elements and Coordination Chemistry
McMurry8th EditionChemistryISBN: 9781292336145
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TOC.tableOfContents
- Ch.1 - Chemical Tools: Experimentation & Measurement170
- Ch.2 - Atoms, Molecules & Ions160
- Ch.3 - Mass Relationships in Chemical Reactions169
- Ch.4 - Reactions in Aqueous Solution199
- Ch.5 - Periodicity & Electronic Structure of Atoms102
- Ch.6 - Ionic Compounds: Periodic Trends and Bonding Theory92
- Ch.7 - Covalent Bonding and Electron-Dot Structures61
- Ch.8 - Covalent Compounds: Bonding Theories and Molecular Structure59
- Ch.9 - Thermochemistry: Chemical Energy122
- Ch.10 - Gases: Their Properties & Behavior155
- Ch.11 - Liquids & Phase Changes54
- Ch.12 - Solids and Solid-State Materials73
- Ch.13 - Solutions & Their Properties120
- Ch.14 - Chemical Kinetics98
- Ch.15 - Chemical Equilibrium125
- Ch.16 - Aqueous Equilibria: Acids & Bases110
- Ch.17 - Applications of Aqueous Equilibria147
- Ch.18 - Thermodynamics: Entropy, Free Energy & Equilibrium86
- Ch.19 - Electrochemistry154
- Ch.20 - Nuclear Chemistry96
- Ch.21 - Transition Elements and Coordination Chemistry156
- Ch.22 - The Main Group Elements187
- Ch.23 - Organic and Biological Chemistry51
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McMurry 8th EditionCh.21 - Transition Elements and Coordination ChemistryProblema 58
McMurry 8th EditionCh.21 - Transition Elements and Coordination ChemistryProblema 58Capitolo 21, Problema 58
Do you expect a compound with vanadium in the +2 oxidation state to be an oxidizing or a reducing agent? Explain.
Guida verificata passo dopo passo1
Understand the concept of oxidation states: The oxidation state of an element in a compound indicates the degree of oxidation (loss of electrons) of that element. A positive oxidation state means the element has lost electrons.
Identify the oxidation state of vanadium: In this problem, vanadium is in the +2 oxidation state, meaning it has lost two electrons.
Determine the tendency of vanadium in the +2 state: A species with a lower oxidation state (like +2) has the potential to lose more electrons, but it can also gain electrons to reach a higher oxidation state.
Consider the role of reducing and oxidizing agents: A reducing agent donates electrons to another species and is itself oxidized. An oxidizing agent accepts electrons from another species and is itself reduced.
Analyze vanadium's behavior: Since vanadium in the +2 oxidation state can gain electrons to reach a higher oxidation state, it is more likely to act as a reducing agent, donating electrons to other species.
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Oxidation States
Oxidation states indicate the degree of oxidation of an atom in a compound. In this context, vanadium in the +2 oxidation state means it has lost two electrons. Understanding oxidation states is crucial for predicting the behavior of elements in redox reactions, as they determine whether a species can gain or lose electrons.
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Percorso guidato
02:42
Oxidation Numbers
Reducing Agents
A reducing agent is a substance that donates electrons in a chemical reaction, causing another species to be reduced. When a compound has a lower oxidation state, like vanadium in +2, it is often a good reducing agent because it can easily lose more electrons to achieve a higher oxidation state, thus facilitating the reduction of other substances.
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Percorso guidato
01:01Oxidizing and Reducing Agents
Redox Reactions
Redox (reduction-oxidation) reactions involve the transfer of electrons between two species, where one is oxidized and the other is reduced. The ability of a compound to act as an oxidizing or reducing agent is determined by its oxidation state and electron affinity. In this case, vanadium in the +2 state is likely to act as a reducing agent, as it can donate electrons to other species.
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Percorso guidato
03:12Identifying Redox Reactions
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