Elements, Compounds, and Mixtures

Front

What are organic compounds?

Back

Organic compounds are chemical compounds that contain carbon and are found in living organisms.

Front

What is the definition of a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

Front

What happens to particles when they are exposed to warmer temperatures?

Back

As particles are exposed to warmer temperatures, they speed up and move more rapidly.

Front

Can elements be broken down into simpler substances?

Back

No, elements cannot be broken down into simpler substances; they are the simplest form of matter.

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 a substance formed when two or more elements are chemically bonded together.

Front

Give an example of a compound.

Back

An example of a compound is sugar (C12H22O11), which is made up of carbon, hydrogen, and oxygen.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition and appearance throughout, such as saltwater.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture that consists of visibly different substances or phases, such as a salad.

Front

What is the chemical formula for water?

Back

The chemical formula for water is H2O, which is a compound made of hydrogen and oxygen.

Front

What is the role of carbon in organic compounds?

Back

Carbon is the central element in organic compounds, forming the backbone of the molecular structure.