Chapter 12-13 Physical Science Review

Number of protons in an atom.

• isotope

• ion

• atomic number

• atomic mass

Negatively charged atomic particle outside the nucleus of an atom.

• proton

• neutron

• atomic number

• electron

Tiny region in the center of an atom that contains protons and neutrons and makes up almost all of an atom’s mass.

• proton

• nucleus

• quark

• electron

Tags

NGSS.HS-PS1-8

Electrically neutral atomic particle inside the nucleus of an atom.

• proton

• nucleus

• neutron

• electron

Tags

NGSS.HS-PS1-8

Column of the periodic table that contains elements with similar properties.

• periods

• nucleus

• neutron

• groups

Atom of an element that differs in number of neutrons from other atoms of the element.

• quark

• isotope

• nucleus

• groups

Tags

NGSS.HS-PS1-8

Particle of matter that makes up protons and neutrons.

• quark

• proton

• isotope

• group

Positively charged atomic particle inside the nucleus of an atom.

• quark

• proton

• isotope

• group

Tags

NGSS.HS-PS1-8

Positively or negatively charged form of an atom that has lost or gained electron(s).

• ion

• proton

• isotope

• group

Region of an energy level in the electron cloud around an atom where electrons are most likely to be.

• ion

• level

• orbital

• group