6.5C Elements Compounds Mixtures

What is a substance made of two or more elements that are chemically combined called?

• A. element

• B. compound

• C. mixture

• D. solution

A substance that cannot be broken down into any other substance by ordinary chemical means is called

• a molecule.

• a mixture.

• an element.

• a compound.

Two or more physically combined substances form

• a compound.

• an acid.

• an element.

• a mixture.

This picture represents which of the following?

• element
• compound
• mixture of elements
• mixture of compounds

This picture represents which of the following?

• element
• compound
• mixture

This picture represents which of the following?

• element
• compound
• mixture

• pure element

• heterogeneous mixture

• homogeneous mixture

• pure compound

• pure element

• heterogeneous mixture

• homogeneous mixture

• pure compound

Answer explanation

Because the atoms are all the same type of element, this is a diatomic element NOT a compound. Compounds require two different types of elements to combine.

• chemical change

• physical change

• chemical change

• physical change