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Down the group electron affinity decreases

Across a period electron affinity increases.

However, it should be noted that chlorine is having higher electron affinity than flourine due to the small size of fluorine atom)

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11y ago
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7y ago

The electron affinities of the elements in Group 17 are larger (more negative) than the elements in Group 1 and because Elements in Group 14 have larger (more negative) electron affinities than elements in Group 15.

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13y ago

As you go across a period; Left to right, the electron affinity increases. As you go down a group; top to bottom, the electron affinity decreases.

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11y ago

more negative across a period

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Q: What are the trends and exceptions to the trends in electron affinity?
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Related questions

How does electron affinity change as you go from family 1 to 18?

Generally it gets higher/stronger but there are exceptions.


Differentiate the trends in periodic table?

Atomic size increases to the bottom left, and the following increase up and to the right with exceptions: Electronegativity Electron Affinity (Z-effective) Ionization Energy Elements to right have fuller valence shells, etc


What element has no electron affinity?

Helium has no electron affinity.


What are three periodic trends you encounter in your life?

Seasons: The changing of seasons, like summer, fall, winter, and spring, is a recurring pattern we encounter each year. Lunar cycles: The phases of the moon, such as full moon and new moon, occur in a regular cycle. Paychecks: For many people, receiving a paycheck on a bi-weekly or monthly basis is a periodic trend that impacts their financial planning.


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.


Are there any trends to the periodic table?

Atomic Radii,Ionic Radii, First Ionization Energy,Second and Higher Ionization Energies, Electron Affinity.


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.