SCOPE4 8th Grade NC LangBend 2

Front

What does a subscript in a chemical formula indicate?

Back

The number of a specific type of atom present.

Tags

NGSS.MS-PS1-1

Front

What is the simplest unit of a chemical compound that can exist?

Back

Molecule.

Tags

NGSS.MS-PS1-1

Front

What is a pure substance composed of the same type of atom throughout?

Back

Element.

Front

What is a pure substance?

Back

A single substance with definite composition and properties.

Tags

NGSS.MS-PS1-4

Front

What is a chemical symbol?

Back

A one or two letter notation used to represent an element.

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Tags

NGSS.MS-PS1-1

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded.

Front

What is a mixture?

Back

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

Front

What is a solution?

Back

A homogeneous mixture where one substance is dissolved in another.

Front

What is an atom?

Back

The smallest unit of an element that retains the properties of that element.

Tags

NGSS.MS-PS1-1