Properties of Atoms and the Periodic Table

Each energy level of an atom has a maximum number of _____ in can hold.

• neutrons

• quarks

• protons

• electrons

Tags

NGSS.HS-PS1-1

Dot diagrams are used to represent _____.

• the structure of the nucleus

• atomic number

• outer electrons

• isotopes

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Particles of matter that make up protons and neutrons are _____.

• electrons

• quarks

• atoms

• isotopes

A chemical symbol represents the _____ of an element

• name

• structure

• reaction

• type

Horizontal rows of the periodic table are called _____.

• groups

• families

• clusters

• periods

Atoms of the same element with different number of neutrons are called

• isotopes

• metalloids

• transition elements

• radioactive

A particle that moves around the nucleus is a(n) _____.

• proton

• ion

• electron

• neutron

Elements in groups 3 through 12 are called

• mettalloids

• noble gases

• transition metals

• isotopes

The _____ is used to accelerate protons in the study of subatomic particles.

• Tevatron

• technology

• temanite

• television

A certain atom has 26 protons, 26 electrons, and 30 neutrons. It mass number is _____.

• 26

• 30

• 52

• 56