Matter, Elements, Compunds and Mixtures

Multiple Choice

A property of an element that does not depend on the amount of the element is called

• Characteristic Property
• Physical Property
• Chemical Property
• Unique Property

Elements, Compounds and Mixtures

Multiple Choice

Any material consisting of only one type of atom is classified as what?

• A compound

• An element

• A heterogeneous mixture

• A homogeneous mixture

Multiple Choice

When different atoms combine _______ are formed.

• compounds

• elements

• heterogeneous mixtures

• homogeneous mixtures

Elements 

• Made up of ONE type of Atom 

• Cannot be broken down chemically into simpler substances 

• Organized on the Periodic Table of the Elements 
  

• Represented by a Chemical symbol 

• Properties can be used to identify different elements 

  
  
  

Multiple Choice

A compound is represented by its _______.

• atomic number

• chemical number

• chemical formula

• number of atoms

Multiple Choice

An elements ability to react with acid is an example of a

• Pure Substance
• Physical Property
• Chemical Property
• really cool trick

Multiple Choice

Most materials we use and encounter daily are ______.

• elements

• compounds

• pure substances

• mixtures

Chemical Symbol 

• represents the name of an element and is written as a capital letter or a capital letter followed by a lowercase letter

• Examples: H: hydrogen He: helium N: nitrogen O: oxygen C: carbon P: phosphorus S: sulfur Cl: chlorine Na: sodium Si: silicon

Multiple Choice

Which classification of matter is a pure substance?

• Elements

• Elements and compounds

• Compounds

• Elements and mixtures

• Mixtures

Multiple Choice

A material made of combined substances that each retain their own properties is called what?

• A mixture

• A compound

• A pure substance

• An element

Compound 

• A pure substance made by chemically combining two or more elements

• Represented by a chemical formula

• The proportion of each element in a compound is constant (if the subscript is changed, the substance is changed)

Multiple Choice

In a ______ mixture, the material has the same composition throughout.

• heterogeneous

• homogeneous

Multiple Choice

A pure substance that cannot be separated into simpler substance by physical or chemical means

• mixure
• element
• compound
• neutron

Multiple Choice

What is the difference between an element and a compound?

• Elements are made of more than one atom.

• Compounds have uniform composition.

• Compounds are made of more than one type of atom.

• Only elements are pure substances.

Chemical Formula 

•  a representation of a substance (compound) in which the elements are represented by their symbols and subscripts represent the number of atoms of each element

• Possible examples may include: CO2: carbon dioxide CO: carbon monoxide H2O: water NaCl: sodium chloride C6H12O6: glucose CaCO3: calcium carbonate SiO2: silicon dioxide

Multiple Choice

_______ can be separated by physical means.

• An element

• A compound

• Pure substances

• Mixtures

Multiple Choice

In a ______ mixture, each substance can be easily distinguished.

• heterogeneous

• homogeneous

Multiple Choice

What is a pure substance that cannot be broken down chemically into simpler substances?

• mixture

• element

• compound

• formula

Multiple Choice

Granite rock is an example of ______.

• an element

• a compound

• a homogeneous mixture

• a heterogeneous mixture

Multiple Choice

Which of the following will not break down compounds?

• electric current
• chemical change
• filtering

Multiple Choice

Sea water is an example of ______.

• an element

• a compound

• a homogeneous mixture

• a heterogeneous mixture

Multiple Choice

An Element is made up of how many types of atoms?

• 12

• 36

• 58

• 1

Multiple Choice

Nickel is an example of ______.

• an element

• a compound

• a homogeneous mixture

• a heterogeneous mixture

Multiple Choice

Chloroform is an example of ______.

• an element

• a compound

• a homogeneous mixture

• a heterogeneous mixture

Multiple Choice

Choose the option that cannot be a chemical symbol.

• a

• H

• O

• Cl

Multiple Select

Which of the following is an example of an element?

• A

• B

• C

• D

Multiple Choice

The physical properties of compounds do not include

• melting point
• density
• reaction to light

Multiple Choice

Which of the following is an example of a compound?

• A

• B

• C

• D

Multiple Choice

What is the result of a CHEMICAL change?

• mixture

• element

• compound

• pure substance

Multiple Choice

Which of the following is an example of a mixture?

• A

• B

• C

• D

Multiple Choice

What is the building block of all matter?

• legos

• symbols

• letters

• elements

Multiple Choice

How is a compound different from a mixture?

• each substance in a compound loses its characteristic properties
• compounds have two or more components
• compounds are commonly found in nature

Multiple Choice

Ice melting into water is a ....

• chemical change

• physical change

Multiple Choice

Which is NOT a compound?

• CO₂

• H₂O

• S

• SiO₂

Multiple Choice

When elements form mixtures, the elements

• React to form a new substance with new properties
• combine in a specific mass ratio
• keep their original properties 

Multiple Choice

How could a sugar cube be dissolved more quickly in water?

• cool the water
• crush the sugar cube
• let the sugar cube sit in the water

Multiple Choice

an aluminum pie plate is an example of a

• compound
• solute
• element

Multiple Choice

Solid solutions of metals or nonmetals dissolved in metals are called

• alloys
• metalloids
• nonmetals

Multiple Choice

If a spoon full of salt is mixed in a glass of water, the salt is the

• solvent
• solution
• solute

Multiple Choice

The particles in both a suspension and colloid can

• scatter light
• settle out
• be soluble 

Multiple Choice

Amount of a substance in a given quantity of a mixture or solution

• solubility
• distilation
• concentration

Multiple Choice

If a spoonful of salt is mixed in a glass of water, what is the water called?

• solute
• solution
• solvent

Multiple Choice

What is formed when particles of two or more substances are distributed evenly among each other?

• mixture
• solution
• compound

Multiple Choice

Why can salt dissolve in water?

• salt is a solvent
• salt is soluble 
• salt has super powers

Multiple Choice

What is it called when particles in substances separate and spread evenly?

• insolubility
• dissolving
• concentration

Multiple Choice

Which of the following statements about both suspensions and colloids is true?

• particles can settle out
• particles are soluble
• particles can not be filtered
• Both are solutions

Multiple Choice

A sample of matter, either a single element or a single compound, that has definite chemical and physical properties

• metal
• metalloid
• pure substance

Multiple Choice

An element that is shiny and that conducts heat and electric current well

• metal
• nonmetal
• metalloid

Multiple Choice

An element that conducts heat and electricity poorly and is dull in appearance

• metal
• nonmetal
• metalloid

Multiple Choice

An element that has the properties of both metals and nonmetals

• metal
• nonmetal
• metalloid

Multiple Choice

Boiling point, melting point, and density are some of an elements

• nonreactive properties
• physical properties
• chemical properties

Multiple Choice

Combination of two or more substances that are not chemically combined

• compound 
• supsension
• mixture

Multiple Choice

What is in this photo?

• compound
• mixture
• element

Multiple Choice

what is in this photo?

• compound
• mixture
• element

Multiple Choice

What is in this photo? 

• compound
• mixture
• element

Multiple Choice

What is in this photo? 

• element
• compound
• mixture

Multiple Choice

What is in this photo? 

• element
• compound
• mixture

Multiple Choice

What is in this photo? 

• suspension
• colloid

Multiple Choice

What is in this photo? 

• suspension
• colloid