Chapter 16 Test: Properties of Atoms and the Periodic Table

Dot diagrams are used to represent _____.

• the structure of the nucleus
• atomic number
• isotopes
• outer electrons

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

• electrons
• isotopes
• atoms
• quarks

Each energy level of an atom has a maximum number of ______ it can hold.

• neutrons
• quarks
• protons
• electrons

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 numbers of neutrons are called _________.

• metalloids
• radioactive
• transition elements
• isotopes

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

• proton
• ion
• neutron
• electron

Elements in groups 3 through 12 are called ________.

• metalloids
• transition elements
• noble gases
• isotopes

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

• Tevatron
• temanite
• technology
• television

A certain atom has 26 protons, 26 electrons and 30 neutrons. What is its atomic mass?

• 26
• 30
• 52
• 56