Atoms and Atomic Theory Vocabulary

Front

What is the term used to describe the ability of one substance to dissolve into another?

Back

Solubility

Front

What is a molecule?

Back

Two or more atoms that are held together by covalent bonds and act as a unit

Tags

NGSS.MS-PS1-1

Front

What is a heterogeneous mixture?

Back

A mixture in which the substances are not evenly mixed and do not have a uniform structure of composition throughout.

Front

What is a compound?

Back

A substance made up of atoms or ions of two or more different elements joined by chemical bonds

Tags

NGSS.MS-PS1-1

Front

What does the pH scale measure?

Back

The concentration of Hydronium ions in a solution

Front

What is another name for a homogeneous mixture consisting of a solvent and a solute?

Back

solution

Front

What is a sample of matter, either a single element or a single compound, that has definite and physical properties?

Back

pure substance

Tags

NGSS.MS-PS1-4

Front

What is a combination of two or more substances that are not chemically combined?

Back

mixture

Front

What is a chart of the elements arranged into rows and columns according to their physical and chemical properties?

Back

Periodic Table

Front

What is a mixture in which two or more substances are evenly mixed, but not bonded together?

Back

homogeneous mixture