Quiz- Elements, Compounds and Mixtures

Which of the following is not a type of pure substance?

• elements

• compounds

• mixtures

When two or more elements chemically combine together in a set ratio, a ______ is formed.

• an element

• a compound

• a mixture

Tags

NGSS.MS-PS1-1

Determine the TOTAL number of atoms in:

NH₃

Tags

NGSS.MS-PS1-1

Determine the TOTAL number of atoms in:

AgCl

Tags

NGSS.MS-PS1-1

Determine the TOTAL number of atoms in:

P₂O₅

Tags

NGSS.MS-PS1-1

Aluminum (Al) is:

• an element

• a compound

• a mixture

A candy bar is:

• an element

• a compound

• a mixture

Carbon dioxide (CO₂) is:

• an element

• a compound

• a mixture

Tags

NGSS.MS-PS1-1

Concrete is:

• an element

• a compound

• a mixture

Silver (Ag) is:

• an element

• a compound

• a mixture