Multiple Choice Review

1
Section 5.1 and 5.2

• Multiple Choice Review

2

• Homogenous mixtures are
• Mixtures that are of the same composition
• Mixtures that are not of the same composition
• Substances made of more than one kind of particle
  in which the particles are not uniformly
  scattered
• Substances that can not be measured

3

• Which is not a chemical property
• Reacts with water
• Combustibility
• Viscosity
• Reacts with acids

4

• Qualitative properties
• Can be measured numerically
• Can be described but not measured
• Are a change in matter that can take part in a
  qualitative change
• Tell how a substance reacts

5

• Which can not happen in a physical change?
• Melting
• Drying
• Burning
• Breaking?

6

• What is the definition of a physical change?
• A substance that dissolves in a solvent
• A change in matter in which no new substance is
  formed
• A change in matter in which at least one new
  substance is formed

7

• What does malleability mean?
• Formed under pressure
• Easily formed into something
• Hard to form
• The way it flows as a liquid

8

• What does ductility mean?
• A metal stretched into wire without breaking
• A metal stretched into a wire with breaking
• A metal pressed into a sheet
• A metal mixed with other metals

9

• Which is not a chemical change
• Adding baking soda and vinegar
• Burning paper
• Adding salt to water
• Leaves changing colour

10

• Which is not a physical change
• Breaking your arm
• Water evaporating
• The freezing of a liquid
• Burning a match

11

• A pure substance has
• 2 or more particles
• 1 unique particle
• 5 different kinds of particles
• None of the above

12

• Which of the following is NOT true
• Particles are always moving
• All matter is made up of extremely tiny particles
• Particles attract each other
• Particles at a high temperature move slower than
  particles at a low temperature

13

• During a physical change new substance is
  formed
• No
• One
• Two
• Three or more

14

• A chemical change be reversed
• Can
• Cant
• Maybe
• depends

15

• A quantitative physical property can be
• Described and measured
• Described but not measured
• Measured but not described
• Neither described nor measured

16

• A qualitative physical property can be
• Described and measured
• Described but not measured
• Measured but not described
• Neither described nor measured

17

• A physical property that can be measured is
• Qualitative
• Quantitative
• Chemical
• Both A and B

18

• A pure substance that can not be broken down into
  simpler parts is
• An element
• A solute
• A solvent
• A solution

19

• A substance made up of more than one kind of
  particle in which the particles are not uniformly
  scattered is
• Compound
• Homogenous
• Physical property
• Mechanical mixture

20

• Which of the following contains its own unique
  kind of particle
• Heterogeneous
• Mixture
• Pure substance
• density

21

• A is formed when two or more substances are
  mixed together
• Mixture
• Compound
• Element
• solute

22

• Which of the following is a physical change
• Propane burns
• Milk sours
• Food is digested
• Zinc sulfide glows when exposed to gamma radiation

23

• Which of the following is a chemical change
• Ice melting on a hot stove
• Light bulb giving off light
• Milk souring
• Formation of snowflakes

24

• A has exact amounts
• Compound
• Solution
• Mixture
• Physical change

25

• The ability of a substance to burn in air is
• Ductility
• Combustibility
• Malleability
• Solubility

26

• A solvent is
• A solid that is dissolved in a liquid
• Another name for a particle
• A substance that dissolves a solute
• Homogenous mixtures of one or more metals

27

• Transparency is a property of
• Homogenous mixtures
• Heterogeneous mixtures
• Chemical reactions
• gold

28

• Alloys are mixtures
• Transparent
• Heterogeneous
• Physical
• Homogenous

29

• Mechanical mixtures are
• Heterogeneous
• Homogenous
• Chemical
• Solvent

30

• Density is a
• Chemical property
• Quantitative property
• Mechanical property
• Qualitative property

31

• A chemical change is
• Breaking a bone
• Putting salt into water
• Burning paper
• Cutting hair

32

• Matter is
• You
• A fish
• Mammals
• Everything

33

• Particles at a higher temperature
• Move faster
• Move slower
• Dont move
• Grow faster

34

• Matter is classified as
• Hard, soft, rough
• Solid, liquid, gas
• Air, water, ice
• Lakes, trees, soil

35

• The melting point is when something goes from
• A solid to a gas
• Gas to solid
• Liquid to solid
• Solid to liquid

36

• A solution is
• Heterogeneous mixture of two substances
• Homogeneous mixture of two or more substances
• Mechanical mixture of 7 substances
• Homogeneous mixture of only 1 substance

37

• A pure substance
• Is always heterogeneous
• Has more than one kind of particle
• Are all homogeneous
• Can only be a liquid

38

• Mechanical mixtures
• Are all homogeneous
• Have definite volume and shape
• Are all heterogeneous
• Could be either heterogeneous or homogeneous

39

• A compound
• Can be separated by physical means
• Gives or takes off energy when formed
• Does not give or take off energy when formed
• The properties of the particles do not change

40

• A chemical change occurs when something
• Melts
• Breaks
• Burns
• evaporates

41

• A quantitative property is
• A chemical property
• Non-measurable
• Texture
• Measurable

42

• An example of a pure substance is
• Relish
• Water
• Concrete
• Soil

43

• The particle theory of matter states
• Particles are always moving
• Particles move fast in cold temperatures
• Particles are very large
• Particles reject each other

44

• An example of a compound is
• Water
• Hydrogen
• Oxygen
• Pizza