ionization energy

[jonathan chi 1J]

what is the trend for ionization energy going left to right on the periodic table?

[Hannah Joo 2D]

Ionization energy increases as you move across a period (or left to right) on the periodic table. This is due to the fact that because of the increasing nuclear charge and decreasing atomic radius (essentially coulomb's law), more energy is required to take away an electron.

[Ashley Wilson 2L]

Ionization energy measures the energy needed to remove an electron from a gaseous atom. So, the further the electron is from the nucleus, the easier it is to remove. Since the atomic radii decrease from left to right on the periodic table, the ionization energy increases from left to right. Additionally, the atomic radii increase as you go down the periodic table, so the ionization energy decreases as the energy levels increase.

[Naomi Christian 1E]

Ionization energy is the amount of energy it takes to remove an electron from an atom. Ionization energies increase as you move from left to right across the periodic table. This is due to increasing nuclear charge, which results in the outermost electron being more strongly bound to the nucleus.

[Anika Scott 3A]

As you move right across the periods, the ionization energy is going to increase. As you move down a group, it will decrease.

[loganchun]

Hi, ionization energy increases moving left to right on the periodic table and decreases as you move up to down. An easy way to remember this is that ionization energy is inversely proportional to atomic radius so the trends are going to be opposite to each other.

[Terrence Chi]

Ionization energy refers to the amount of energy needed to remove an electron from an atom. In the periodic table, the ionization energy increases from left to right and the decrease as you move down a group. Hope this helps!

[LukeYing_3H]

Ionization energy increases from left to right on the periodic table.

[HannahArabi14a]

For Ionization energy trends, decreasing to increasing ionization energy will occur from the left down to the the upper right hand side of the periodic table toward helium.

For reference and to visualize the ionization energy trend I included a website, in which you will be able to find a periodic table that indicates ionization energy trends.
https://sciencenotes.org/what-is-ioniza ... and-trend/

Hope this helps!

[Kathryn Heinemeier 3H]

the ionization energy increases because there is a stronger attraction as you move across because the number of electrons increase.

[Ivy Vo Dis 1C]

Ionization energy has an inverse relationship to atomic radius. Therefore, as you move from left to right on the periodic table, the ionization energy increases. Additionally, as you move from the bottom to the top of the periodic table, the ionization energy increases.

[Lauren Wasef 3C]

Hii,
The ionization energy increases when you move right, or across the PT, because the electrons are held tighter (bc we are looking at the higher charges).
The ionization energy of the elements increase when you go up a group because the electrons are in lower-energy orbitals.

[Sharlene Duong 3E]

Ionization energy refers to the energy needed to remove electrons from an atom. If you think about the trend of atomic radius, you know that atomic radius decreases from left to right across a period because the increasing molecular charge holds the electrons tighter. You also know that atomic radius increases going down a group because there are more shells. Now if you think back to ionization energy, the farther away an electron is from the nucleus, the easier it is to remove. So, the larger the radius, the easier it is to remove the electron and the less energy you will need. Therefore ionization energy will increase from left to right as the radius decreases and ionization energy will decrease going down a group as radius increases. Hope this helps!