Why do ion and electron transfers in ceramics always add up to 1?

In summary, the number of ion transfers plus electron transfers equals 1 for any material due to the fact that when an electron is removed, the atom becomes an ion with a net positive charge that is equal in magnitude. This maintains electrical neutrality as negative and positive charges are always close to each other in nature.
  • #1
asdf1
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Why for any material, the number of ion transfers plus electron transfers equal 1?
 
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  • #2
asdf1 said:
Why for any material, the number of ion transfers plus electron transfers equal 1?
I do not understand the question, but when 1 electron is removed from an atom, the atom becomes an ion that has a net positive charge of the same magnitude. Remove 2 electrons, and the ion has a net positive charge of twice the magnitude of the electron charge. Protons and electrons have opposite charges of equal magnitude.

Nature as far as we know it, or at least in our part of the universe, tends to be electrically neutral. Negative charges (electrons) are never far from the corresponding positive charges, and they tend to get closer whenever the opportunity arises.
 
  • #3
Actually, I'm not too sure of what that sentence means either... Just for fun, I picked up a book, "Fundamentals of Ceramics" to read, which is by Micheal Barsoum, and that sentence is on pg 213...
 

Related to Why do ion and electron transfers in ceramics always add up to 1?

1. What is the definition of transport number in ceramics?

The transport number in ceramics refers to the ratio of the ionic current of a specific ion species to the total current in a given material. It is a measure of the ability of that ion to move through the material and contribute to the overall electrical conductivity.

2. How is the transport number determined in ceramics?

The transport number can be determined experimentally by measuring the electrical conductivity of the material with and without the presence of a specific ion species. The difference in conductivity allows for the calculation of the transport number for that ion.

3. What factors can affect the transport number in ceramics?

The transport number in ceramics can be influenced by various factors such as temperature, composition of the material, and the presence of defects or impurities. These factors can impact the movement of ions and therefore alter the transport number.

4. What is the significance of transport number in ceramics?

The transport number is an important parameter in the study of ceramics as it provides information about the movement of ions and their contribution to the overall conductivity of the material. It can also help in understanding the ionic transport mechanisms and properties of the material.

5. Can the transport number be altered in ceramics?

Yes, the transport number in ceramics can be modified through various methods such as doping with different ions, changing the composition of the material, or altering the processing conditions. These modifications can lead to changes in the overall properties and performance of the material.

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