



Do changes in the oxidation state or bonding environment of certain elements play a role in the onset of superconductivity?
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what is valency Informational
- What theories explain bonding in hypervalent molecules, such as molecular orbital theory?
- What are some examples of hypervalent molecules?
- What are some examples of Jahn-Teller active complexes and how does their geometry reflect the electronic configuration and valency of the central metal ion? How does the concept of isolobal analogy relate to valency and the ability of different molecular fragments to substitute for each other?
- Can you predict the formula of a salt based on the valencies of the metal and non-metal ions?
- What are some potential applications of COFs in areas like gas storage, catalysis, and optoelectronics? How does the concept of 'ionic liquids' relate to the valency and charge distribution of their constituent ions, and how do these factors influence their unique properties?
- Can the valency of an atom change during a chemical reaction? What is the maximum valency an element can exhibit?
- Are there molecules where the classical concept of valency breaks down? What are some examples of molecules with unusual valencies?
- Are there any elements or types of compounds where our understanding of valency is still incomplete or debated?
- How can titration be used to determine the oxidation state and infer the valency of a metal ion?
- Are there any historical naming conventions that reflect outdated ideas about valency?
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