Periodic Table Intro/Lab Safety & Equipment Review

Front

Most of the elements on the periodic table are classified as _____?

Back

Nonmetals

Front

What substance is referred to as a SEMICONDUCTOR?

Back

Metalloid

Front

How are elements on the periodic table arranged?

Back

By atomic number.

Front

What are periods on the periodic table?

Back

Horizontal Rows.

Front

What are groups on the periodic table?

Back

Vertical Columns.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is a metal?

Back

Elements that are typically shiny, good conductors of heat and electricity, and malleable.

Front

What is a nonmetal?

Back

Elements that are usually dull, poor conductors of heat and electricity, and brittle.

Front

What is a metalloid?

Back

Elements that have properties of both metals and nonmetals.

Front

What is the significance of the periodic table?

Back

It organizes elements based on their atomic structure and properties.