Compound Mixture

Brass is a metal that is bright red and gold. It is formed by combining, not chemically, two elements, zinc and copper. Based on the information, how would brass be classified?

• an element

• compound

• mixture

• suspension

Tags

NGSS.MS-PS1-1

This diagram represents a _____.

• pure substance that is a compound

• mixture of elements

• pure substance that is an element

• mixture of compounds

Tags

NGSS.MS-PS1-1

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

• Element

• Compound

• MIxture of elements and compounds

• Mixture of elements

Tags

NGSS.MS-PS1-1

• Element

• Compound

• Mixture of elements

• Mixture of compounds

Tags

NGSS.MS-PS1-1

• Element

• Mixture of elements

• Mixture of compound

• Compound

Tags

NGSS.MS-PS1-1

Which of the following is a characteristic of a compound?

• It can be separated into its components by physical means.

• It has a fixed composition.

• It is a homogeneous mixture.

• It is a heterogeneous mixture.

What is the main difference between a compound and a mixture?

• Compounds have a fixed ratio of elements; mixtures do not.

• Mixtures are always homogeneous; compounds are not.

• Compounds can be separated by physical means; mixtures cannot.

• Mixtures have a fixed composition; compounds do not.