Periodic Trends CK6

Front

What is ionization energy?

Back

The energy required to remove an electron from an atom.

Front

What is the electron configuration of an element in group 13 and period 3?

Back

[Ne]3s²3p¹

Front

Which group on the periodic table contains alkali metals?

Back

Group 1.

Front

What is the trend in atomic radius across a period?

Back

Atomic radius decreases from left to right across a period.

Front

What is the trend in ionization energy down a group?

Back

Ionization energy decreases as you move down a group.

Front

What are alkaline earth metals?

Back

The elements in Group 2 of the periodic table.

Front

Which element has the smallest atomic radius: Na, Cl, F, or Mg?

Back

Fluorine (F) has the smallest atomic radius.

Front

What is electronegativity?

Back

The tendency of an atom to attract electrons in a chemical bond.

Front

What is the electron configuration for sodium (Na)?

Back

[Ne]3s¹

Front

What is the general trend of electron affinity across a period?

Back

Electron affinity generally increases from left to right across a period.