Flashcardizz Review FE5: ECM

Front

What is a compound?

Back

A compound is a substance that contains two or more elements that are chemically combined.

Front

What is a mixture?

Back

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

Front

What is an element?

Back

An element is a pure substance that consists of only one type of atom.

Front

What is the difference between a compound and a mixture?

Back

A compound is made of two or more elements chemically combined, while a mixture is made of two or more substances that are physically combined.

Front

Give an example of a compound.

Back

Water (H2O) is an example of a compound.

Front

Give an example of a mixture.

Back

Air is an example of a mixture.

Front

What is chlorine gas, Cl2?

Back

Chlorine gas, Cl2, is an example of an element.

Front

What does it mean for a substance to be pure?

Back

A pure substance has a uniform and definite composition, consisting of only one type of particle.

Front

What is the significance of chemical bonds in compounds?

Back

Chemical bonds hold the atoms together in a compound, determining its properties.

Front

Can a mixture be separated into its components?

Back

Yes, mixtures can be separated by physical means, such as filtration or distillation.