SCOPE4 8th Grade NC LangBend 2

Front

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

Back

Element

Front

What is a chemical formula?

Back

A shorthand notation that uses chemical symbols and subscripts.

Front

What is a pure substance?

Back

A single substance with definite composition and properties.

Front

What is formed when two or more elements are chemically bonded?

Back

Compound.

Front

What is a chemical symbol?

Back

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

Front

What is a mixture?

Back

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

Front

What is a compound?

Back

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

Front

What is the difference between an element and a compound?

Back

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

Front

What does the subscript in a chemical formula indicate?

Back

The number of atoms of the element in the compound.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.