Unit 4 vocab

The distance between the nucleus of an atom and its outermost electrons.

• atomic radius

• ionization energy

• period

• electron configuration

a property of an element that indicates how strongly an atom of that element attracts electrons in a chemical bond.

• electronegativity

• electron configuration

• ionization energy

• periodic law

Tags

NGSS.HS-PS1-2

a list that shows the distribution of an atom's electrons among energy levels and molecular orbitals.

• electron configuration

• ionization energy

• period

• valence electrons

Tags

NGSS.HS-PS1-1

The energy required to remove the most loosely held electron from an atom

• ionization energy

• atomic radius

• shielding effect

• periodic table

Tags

NGSS.HS-PS1-2

a horizontal row on the periodic table; the elements within the same period have the same number of energy levels

• period

• group

• periodic table

• electronegativity

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

natural law that states that the chemical and physical properties of elements are periodic functions of their atomic numbers

• periodic law

• periodic table

• electron configuration

• period

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

an arrangement of the elements by their atomic numbers so that elements are periodic functions of their atomic numbers

• periodic table

• periodic law

• ionization energy

• atomic radius

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The tendency for the electrons in the inner energy levels to block the attraction of the nucleus for the valence electrons

• shielding effect

• atomic radius

• electronegativity

• period

electrons in the outermost energy level of an atom

• valence electrons

• shielding effect

• ionization energy

• electronegativity

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which atom has the largest atomic radius?

• potassium

• rubidium 

• francium

• cesium

Tags

NGSS.HS-PS1-1