Atoms Vocabulary quizs

A small particle that is the building block of all matter is known as.....

• Cell

• Atom

• Bohr model

• proton

The unit of mass used to express atomic weight

• Proton

• Atomic mass

• Atomic mass unit

• Nucleus

The chart of elements arranged in rows and columns

• Bohr model

• Modern atomic model

• Lewis structure

• Periodic table

A ______ is a row on the periodic table.

A model that depicts the atoms as a small, dense positively charged nucleus surrounded by an electron cloud

• Electron cloud

• nucleus

• atom

• modern atomic model

The ______ ______ is the number of protons in an atom of an element.

Metallic elements found in groups 3-12

• Transition metals

• Alkali Metals

• Nonmetals

• Metalloids

Specific energies that electrons can have at a specific orbital levels that exist in an atom.

• Chemical Bond

• Electrons

• Energy level

• nucleus

An element with NO metallic properties

• Metal

• Metalloid

• Nonmetal

• Valence electron