Unit 3: Atomic Structure and the P-Table F24'Final Exam Rev.

Front

What are the elements located to the left of the stair-step line on the Periodic Table?

Back

Metals

Front

Who developed the atomic theory?

Back

John Dalton

Front

What is the planetary model of the atom?

Back

A model developed by Niels Bohr that depicts electrons orbiting the nucleus in defined paths.

Front

What are the elements that touch the zigzag line on the Periodic Table called?

Back

Metalloids

Front

Which group of the periodic table is composed of inert (not reactive) gases?

Back

Noble gases

Front

What are nonmetals?

Back

Elements that are typically poor conductors of heat and electricity, and are found on the right side of the Periodic Table.

Front

What are metalloids?

Back

Elements that have properties of both metals and nonmetals, located along the zigzag line on the Periodic Table.

Front

What are alkali metals?

Back

Highly reactive metals found in Group 1 of the Periodic Table.

Front

What are alkaline earth metals?

Back

Reactive metals found in Group 2 of the Periodic Table.

Front

What are halogens?

Back

Reactive nonmetals found in Group 17 of the Periodic Table.