Classification of matter

• pure substance

• mixture

• element

• heterogenous mixture

Tags

NGSS.MS-PS1-1

Is the following a pure substance or mixture? Trimix (oxygen, nitrogen, and helium) found in a scuba tank

• pure substance

• mixture

Is the following an element or compound? A silicon (Si) chip.

• element

• compound

Tags

NGSS.HS-PS1-1

Is the following an element or compound? hydrogen peroxide (H₂O₂)

• element

• compound

Tags

NGSS.MS-PS1-1

Is the following a homogeneous or heterogeneous mixture? coffee mixed with cream and sugar

• homogeneous mixture

• heterogeneous mixture

Classify the particle diagram.

• element

• compound

• mixture of elements

• mixture of compounds

• mixture of elements and compounds

Tags

NGSS.MS-PS1-1