Atoms, Molecules, Compounds, & Mixtures

Front

What is a compound?

Back

A compound is a substance formed when two or more different types of atoms bond together chemically.

Front

Give an example of a compound.

Back

H₂O₂ (hydrogen peroxide) is an example of a compound.

Front

What is a mixture?

Back

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

Front

How are elements arranged in the periodic table?

Back

Elements in the periodic table are arranged in increasing order of atomic number.

Front

What does the color of circles in a diagram represent?

Back

The color of circles in a diagram typically represents different types of atoms.

Front

What is the difference between a compound and a mixture?

Back

A compound consists of two or more different types of atoms bonded together, while a mixture consists of two or more substances that are not chemically bonded.

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.

Front

Can a mixture be separated into its components?

Back

Yes, a mixture can be separated into its components by physical means.

Front

What is an example of a mixture?

Back

Air is an example of a mixture, as it contains different gases that are not chemically bonded.

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number and properties, providing a useful reference for understanding chemical behavior.