Classifying Matter - Elements, Compounds, Mixtures (2024)

Elements are on the Periodic Table and are made of only ___ atom. Compounds are made of one or more different elements ___________ _______.

(fill in the blanks)

• one

  chemically bonded

• two or more

  one

• chemically bonded

  one

• many

  chemically bonded

What is compound?

• a substance where the components are evenly mixed

• is when two or more substances are combined, but each substance keeps its physical properties. - characteristics can be measured or observed

• a substance made up of different elements joined together by a chemical bond - goes through a chemical change

• a substance when two or more substances are combine unevenly

What is mixture?

• a substance where the components are evenly mixed

• is when two or more substances are combined, but each substance keeps its physical properties. - characteristics can be measured or observed

• a substance made up of different elements joined together by a chemical bond - goes through a chemical change

• a substance when two or more substances are combine unevenly

What is the SIMILARITY between an element and a compound?

• Both are made up of more than one specific type of atom

• Both are made up of one specific type of atom

• Both are made up of two or more different materials near each other

• Both are pure substances with a unique set or physical and chemical properties

What is the SIMILARITY between a compound and a mixture?

• Both are made up of more than one specific type of atom

• Both are made up of one specific type of atom

• Both are made up of two or more different materials near each other

• Both are pure substances with a unique set or physical and chemical properties

What is a pure substance?

• an element of compound that always has the exact same composition and set of properties like gold, water, salt

• an element of compound that does not have the exact same composition and set of properties like steel, coffee, air

Different parts of a mixture:

• always contain the same materials

• always contain different materials

• always contain the same proportions of materials

• can contain different materials in different proportions

A pile of debris contains iron shavings, pencil shavings, pieces of rubber, and dust. What tool could you use to separate the iron shavings?

• magnet

• graduated cylinder

• hammer

• broom

Sand placed in a glass of water forms

• a mixture

• a solution

• a pure substance

• a compound

Which mixture can be separated by using the equipment shown in the diagram?

• sand and water

• sugar and water

• salt and club soda

• sugar and club soda