Element Compound, Mixture

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. Examples include hydrogen (H), oxygen (O), and carbon (C).

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What is a compound?

Back

A compound is a substance formed when two or more elements are chemically bonded together. Examples include water (H2O) and carbon dioxide (CO2).

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded. The individual components retain their own properties. Examples include air and salad.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout. Examples include saltwater and vinegar.

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What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture where the components are not uniformly distributed. Examples include a salad or a bowl of cereal.

Front

What is the simplest form of matter?

Back

The simplest form of matter is an element.

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What are the two main types of mixtures?

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The two main types of mixtures are homogeneous mixtures and heterogeneous mixtures.

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Can compounds be separated into simpler substances?

Back

Yes, compounds can be separated into simpler substances through chemical reactions.

Front

What is the difference between an element and a compound?

Back

An element is a single type of atom, while a compound is made up of two or more different types of atoms chemically bonded together.

Front

Give an example of a compound.

Back

An example of a compound is water (H2O), which consists of hydrogen and oxygen atoms.