Mixture and Compound Lesson

Mixture and Compound

Essential Questions

What is a pure substance?

How can you represent elements?

How can you represent compounds?

How can you represent mixtures?

Concept Map of Classifying Matter

Multiple Choice

Reactivity, flammability and toxicity are types of

• chemical properties

• physical properties

Multiple Choice

States of matter, odor, boiling point, and color are types of

• chemical properties

• physical properties

Multiple Choice

Properties that can be measured or observed only when matter undergoes a change to become an entirely different kind of matter.

• Physical properties

• Chemical properties

Multiple Choice

Properties that can be measured or observed without changing to a different substance.

• Physical properties

• Chemical Properties

Multiple Choice

No definitive shape, no definite volume

• Gas

• Solid

• Liquid

Multiple Choice

Has definite volume, no definite shape

• Solid

• Gas

• Liquid

Multiple Choice

Has definite shape, has definite volume

• Liquid

• Gas

• Solid

Multiple Choice

Anything that has volume and mass.

• Solution

• Mixture

• Matter

• Subtance

Multiple Select

Which of the following are pure substances?

• Elements

• Compounds

• Mixtures

Multiple Choice

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Multiple Choice

How many elements are represented in the compound?
Na₂CO₃

• 1
• 2
• 3
• 4

Multiple Choice

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

Multiple Choice

Compounds consist of at least two or more elements chemically bonded together

• True

• False

Multiple Choice

Mixtures are pure substances

• True

• False

Elements, Compounds, or Mixtures?

Elements: represented as one color, must be only one type of element

Compound: represented as 2 colors that are connected and repeat over and over

Mixture: any combination of different elements and/or compounds

Mixture

• is a material made up of two or more different substances which are physically combined.

• the physical combination of two or more substances in which the identities are retained and are mixed.

• 
  

homogeneous mixture and heterogeneous mixture

Multiple Choice

A mixture is:

• Two or more different substances which are physically combined

• Two or more of the same substances combine

• No combination

Multiple Choice

Mixtures are always combinations of compounds that are in different states of matter. 

• TRUE
• FALSE

Multiple Choice

What is a mixture?

• an atom

• 2 or more substances that are together in the same place, but their atoms are not chemically bonded

• a substance that cannot be broken down into any other substances by physical or chemical means

• A substance made of 2 or more elements that are chemically

  combined in a set ratio

Multiple Choice

Which of the following does not describe elements?

• All particles are alike

• Can be broken down into simpler substances

• Have unique sets of properties

• Join together to form compounds

Multiple Choice

Atoms combine to form _______. 

• electrons
• molecules
• nuclei
• neutrons

Multiple Choice

Which of the following lists only elements?

• H₂O + OH, MgCl₂
• H₂O, KF, Ne
• KCl, Ag, Au
• K, Cl, N

Multiple Choice

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Multiple Choice

A molecule is created when the same _________ is bonded together. For example: C₁₀

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Multiple Choice

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Multiple Choice

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Multiple Choice

H_{2 is an example of a(n)...}

• Element

• Compound

• Molecule

• Heterogeneous Mixture

Multiple Choice

Sweet Tea, everything is mixed evenly and looks the same.

• Heterogeneous Mixture

• Homogeneous Mixture

Multiple Choice

What is NOT an example of a heterogeneous mixture.

• muddy water

• salad

• milk and cereal

• salt water

Multiple Choice

A heterogeneous mixture that looks like it is the same throughout.

• colloid

• suspension

• mixture