Unit 4: Classification of Matter (M, NM, MD & Subatomic particle

Front

What is a compound?

Back

A compound is a substance made up of two or more elements that are chemically combined.

Front

Is sugar (C12H22O11) an element or a compound?

Back

Sugar is a compound.

Front

What are nonmetals?

Back

Nonmetals are elements found on the right side of the Periodic Table.

Front

How many elements are in the compound Na2CO3?

Back

There are 3 elements: Sodium (Na), Carbon (C), and Oxygen (O).

Front

What are metals?

Back

Metals are elements found on the left to middle of the Periodic Table.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance that cannot be broken down into simpler substances, while a compound is made of two or more elements chemically combined.

Front

What are metalloids?

Back

Metalloids are elements that have properties of both metals and nonmetals, found along the zig-zag line on the Periodic Table.

Front

What is the Periodic Table?

Back

The Periodic Table is a tabular arrangement of elements organized by increasing atomic number, showing periodic trends.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically combined.

Front

What is the atomic structure of an element?

Back

An element is made up of atoms, which consist of protons, neutrons, and electrons.