Ch 4: Vocabulary

Front

What is a metal?

Back

A metal is an element that conducts electricity and has metallic properties.

Front

What is a non-metal?

Back

Non-metals are elements that have no metal-like properties and do not conduct electricity.

Front

What does it mean for an element to conduct electricity?

Back

An element that conducts electricity allows the flow of electric current through it.

Front

What is the Periodic Table?

Back

The Periodic Table is a chart that organizes all known chemical elements based on their properties.

Front

What are groups in the Periodic Table?

Back

Groups are the vertical columns in the Periodic Table that categorize elements with similar properties.

Front

What are periods in the Periodic Table?

Back

Periods are the horizontal rows in the Periodic Table that indicate the energy levels of the elements.

Front

What is the significance of the atomic number?

Back

The atomic number represents the number of protons in an atom and determines the element's identity.

Front

What is an isotope?

Back

Isotopes are variants of a chemical element that have the same number of protons but different numbers of neutrons.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically bond together.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties.