Elements and Compounds

An ________ cannot be broken down into any other substance?

• Molecule

• Element

• Compound

• Pure Substance

The Symbol for an element can be found on the ______ ______?

• Symbol

• Formula

• Periodic Table

• Element

Fe is the _______ for iron.

• Element

• Symbol

• Formula

• Compound

A formula is used to represent a ______?

• Compound

• Mixture

• Molecule

NaCl is the ________for Sodium Chloride?

• Formula

• Compound

• Pure substance

A _______ ________ has a definite composition that will not vary.

• Pure substance

• Mixture

• periodic table

A _______ is a combination of many different elements or substances not chemically combined.

• Compound

• Mixture

• Element

It is very _________ to separate a mixture.

• Easy

• Hard

A _____________ is the smallest particle in an element or compound.

• Molecule

• Element

• Compound

Matter can be either?

• Hard, soft, liquid

• Gas, hard, liquid

• Gas, solid, liquid

• none of the above