Give the expected maximum stable oxidation state for (a) Ba, (b) As, (c) P,(d) Cl,(e) Ti,(f) Cr.

Name: Problem 1, Chapter 9: Inorganic Chemistry
Uploaded: 2022-01-13T19:22:28-08:00
Duration: 38 s
Channel: Ayushi Sambyal
Description: Give the expected maximum stable oxidation state for (a) Ba, (b) As, (c) P,(d) Cl,(e) Ti,(f) Cr.

step 1 Hello students in this question we are asked to write the maximum stable oxidation state of the

Give the expected maximum stable oxidation state for (a) Ba,...

Key Concepts

Transition Metal Oxidation Chemistry

Transition metals exhibit variable oxidation states due to the relatively similar energies of their d and s electrons. Unlike main group elements, the oxidation states of transition metals are not solely determined by the number of valence electrons but also by factors like ligand stabilization, electron correlation, and the specific electronic configuration, making it necessary to consider both experimental and theoretical aspects when determining their maximum stable oxidation states.

Maximum Stable Oxidation State

The maximum stable oxidation state of an element is the highest oxidation number that an element can reliably achieve in a chemically stable compound. This maximum state depends on the availability of valence electrons for removal and the ability of the resulting electron configuration to stabilize the positive charge. For some elements, particularly in the main groups, the maximum oxidation state often corresponds to the complete removal of all valence electrons, while for transition metals it is determined by the participation of d-electrons in bonding and the associated energy costs.

Periodic Trends in Oxidation States

Elements in the periodic table display trends in their common oxidation states based on their position, group number, and electron configuration. For many main group elements, the highest possible oxidation state is often equal to the number of valence electrons (or the group number), although the stability of these oxidation states can vary with size, electronegativity, and other factors.

Valence Electrons

Valence electrons are the outermost electrons of an atom, which participate in bonding and chemical reactivity. The number and arrangement of these electrons determine the possible oxidation states of an element because they are the electrons that can be removed or shared when forming compounds.

Oxidation State

An oxidation state is a number assigned to an element in a compound that represents the degree of oxidation or loss of electrons by that element. It is a useful bookkeeping tool for understanding electron transfer in chemical reactions and for keeping track of electrons in redox processes, even though the formal assignment of oxidation states may not represent the actual charge distribution in the molecule.

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