Pure Substances and Mixtures

Front

___________ are the smallest unit of an element that maintains the properties of that element.

Back

Atoms

Front

What is this? Options: Element, Compound, Homogeneous Mixture, Heterogeneous Mixture

Back

Heterogeneous Mixture

Front

Classify: Chicken noodle soup
Options: heterogeneous mixture, homogeneous mixture

Back

heterogeneous mixture

Front

A pure substance that cannot be broken down into other substances by chemical or physical means.

Back

element

Front

Which of these is an element? Salt (NaCl), Water (H20), Oxygen (O), Carbon Dioxide (CO2)

Back

Oxygen (O)

Front

Which of these is a compound? Aluminium (Al), Carbon Dioxide (CO2), Nitrogen (N), Sand

Back

Carbon Dioxide (CO2)

Front

Which of these is a mixture? Laundry Detergent, Salt (NaCl), Oxygen (O), Fluorine (Fl)

Back

Laundry Detergent

Front

Air is:

Back

A mixture

Front

A _____________ contains a variety of elements and compounds that are not chemically combined with each other.

Back

mixture

Front

A _________________ mixture is one where the substances are evenly spread throughout.

Back

homogeneous