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The energy change that occurs when an electron is added to a neutral atom. This is usually exothermic. Noble Gases are excluded from this.

Equation: X(element)+e-(electron)---------> X-1+ energy

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14y ago
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16y ago

electron = electron Affinity = Desire hence - high electron affinity is a molecule or ion that will draw electron to itslef and out of their orbitals and into their own orbitals eg electorphiles and cations. cation(+) + electron(-) --> Atom/molecule (no charge) Also the higher the electron affinity the greater the cation's/electrophiles pull on the electron

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15y ago

the attractiveness of an element or compound to electrons. one with more electron affinity will gain electrons in an ionic bond, while one with less electron affinity will lose electrons.

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12y ago

electron affinity is the minimum amount of energy released or absorbed when an electron is added to an atom. It can be either positive or negative.

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13y ago

Electron affinity is the amount of energy released when a neutral atom accepts an electron. Halogens have the highest electron affinity with chlorine having max. electron affinity.

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12y ago

the minimum amount of energy which released or absorbed when an electron is added to an isolated nuetral gaseous atom from outermost shell to produce an anion is called electron affinity.

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11y ago

The electron affinity of an atom or molecule is defined as the amount of energy released when an electron is added to a neutral atom or molecule to form a negative ion.

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12y ago

Electron Affility is .....

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Q: Definition of electron affinity
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Related questions

Does high value of electron affinity for an atom means that it will gain electron easily?

Yes, that is part of the definition of electron affinity.


What element has no electron affinity?

Helium has no electron affinity.


Why would flurine have the highest electron affinity?

Fluorine does not have the highest electron affinity it has highest electronegativity the highest electron affinity is for chlorine atom.


What is the difference between electron affinity and electron gain enthalpy?

electron affinity is the negative of electron gain enthalpy. for example, the electron gain enthalpy of fluorine is -328, and electron affinity is 328 which is -(-328)


Which has higher electron affinity Iodine or bromine?

Bromine has a higher electron affinity.


Which has the lower electron affinity germanium or selenium?

Selenium has the greater electron affinity


What is an electron's electron affinity?

chloline


Does chlorine have a high electron affinity or a low ionization energy?

It has High electron affinity.


What is the highest electron affinity?

chlorine has the highest electron affinity


Why is the electron affinity of Mg lower than the electron affinity of K?

Generally, electron affinity increases (becomes less negative) in groups/families moving from top to bottom.


How do you create an electron affinity reactor?

To create an electron affinity reactor you will have to use the second ionization energy.


Halogen with the least-negative electron affinity?

The halogen with the least-negative electron affinity is astatine. Electron affinity and electronegativities decreases down a group. Since astatine is the last halogen located in Group 17 as you move down the column from fluorine, it has the least negative electron affinity.