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Chemistry Final Exam Study Guide

Total questions: 74

Worksheet time: 37mins

Name
Class
Date
1.

Matter is anything that has ____ and takes up ______.

a)

mass, space

b)

weight, time

c)

energy, volume

d)

color, shape

2.

Define chemistry: The study of _____ and the changes it undergoes.

a)

matter

b)

energy

c)

light

d)

sound

3.

What is the amount of matter in an object?

a)

mass

b)

volume

c)

weight

d)

density

4.

_________ is the amount of space an object occupies.

a)

volume

b)

mass

c)

weight

d)

density

5.

Density of water is _____________________

a)

1 g/ml

b)

0.5 g/ml

c)

2 g/ml

d)

10 g/ml

6.

Equipment to measure liquid volume: ________________________________ Unit: milliliters (mL)

a)

graduated cylinder

b)

thermometer

c)

balance

d)

meter stick

7.

A balance measures (a)   using comparison (independent of gravity).

8.

A scale measures (a)   (dependent on gravity).

9.

Examples of pure substances:

a)

elements, compounds

b)

mixtures, solutions

c)

alloys, suspensions

d)

colloids, emulsions

10.

________ are physically combined, can be separated physically, and have variable composition.

a)

elements

b)

compounds

c)

Mixtures

d)

none of these

11.

________ are chemically combined in a fixed ratio and cannot be separated by physical means.

a)

compounds

b)

mixtures

c)

elements

d)

solutions

12.

What is a solution?

a)

homogeneous mixture

b)

element

c)

compound

d)

heterogeneous mixture

13.

_____: Substance made up of the same type of atom.

a)

element

b)

compound

c)

mixture

d)

solution

14.

____ is (are) uniform throughout

a)

homogeneous mixture

b)

heterogeneous

mixture

c)

solution

d)

both homogeneous mixture and a solution

15.

Which of the following is a heterogeneous mixture?

a)

Grape Kool-Aid

b)

Ketchup

c)

Chicken Noodle Soup

d)

Sweet Tea

16.

____________Properties depend on the amount

a)

extensive

b)

intensive

c)

chemical

d)

physical

17.

_______ properties are independent of amount.

a)

intensive

b)

extensive

c)

reactive

d)

conductive

18.

______Properties are observable without changing the identity of the substance.

a)

physical

b)

chemical

c)

reactive

d)

flammable

19.

________ properties describe how a substance reacts (flammability, reactivity).

a)

optical

b)

physical

c)

mechanical

d)

chemical

20.

A phase change is an example of a ______ change.

a)

nulcear

b)

chemical

c)

physical

d)

biological

21.

A _________ change results in the formation of a new substance (e.g., rusting).

a)

physical

b)

chemical

c)

mechanical

d)

electrical

22.

5. Law of Conservation of Mass: ___

a)

Mass can neither be created or destroyed in any process

b)

Mass can be created but not destroyed in any process

c)

Mass can be destroyed but not created in any process

d)

Mass can be both created and destroyed in any process

23.

__________Principle: Buoyant force = weight of displaced fluid.

a)

Archimedes’

b)

Pascal’s

c)

Bernoulli’s

d)

Boyle’s

24.

____________ Principle: Pressure applied to fluid is transmitted equally in all directions.

a)

Pascal’s

b)

Bernoulli’s

c)

Archimedes’

d)

Boyle’s

25.

Principle: Faster fluid = lower pressure.

(a)  

26.

States of Matter: • ______: Definite shape/volume • __l____: Definite volume, no fixed shape • _____: No definite shape/volume

a)

solid, liquid, gas

b)

liquid, gas, solid

c)

gas, solid, liquid

d)

liquid, solid, gas

27.

Phase Changes Vocabulary: • ____: Gas → Solid • ____: Solid → Gas • ____: Gas → Liquid • ____: Liquid → Gas • ____: Solid → Liquid • ____: Liquid → Solid

a)

deposition, sublimation, condensation, evaporation, melting, freezing

b)

sublimation, deposition, condensation, melting, evaporation, freezing

c)

condensation, evaporation, melting, freezing, deposition, sublimation

d)

melting, freezing, condensation, evaporation, sublimation, deposition

28.

Particle: ________ Location: Nucleus Charge: +1 Mass (amu): 1

a)

Proton

b)

Neutron

c)

Electron

d)

Positron

29.

Particle: ______ Location: Nucleus Charge: 0 Mass (amu): 1

a)

neutron

b)

proton

c)

electron

d)

positron

30.

________ Particle

Location: Electron cloud Charge: -1 Mass (amu): 0

a)

electron

b)

proton

c)

neutron

d)

positron

31.

Overall charge of an atom: _____

a)

neutral

b)

positive

c)

negative

d)

charged

32.

Atomic Number gives you the number of (a)  

33.

Mass of an atom: Located in the ___

a)

Nucleus

b)

Electron cloud

c)

Shell

d)

Orbit

34.

Atom of Arsenic (As) Protons: __

a)

33

b)

34

c)

35

d)

36

35.

Atom of Arsenic (As) Neutrons: __

a)

42

b)

33

c)

38

d)

45

36.

Atom of Arsenic (As) Electrons: __

a)

33

b)

35

c)

30

d)

28

37.

: ______: Smallest unit of an element that still retains the properties of the element.

a)

atom

b)

molecule

c)

proton

d)

neutron

38.

______: Number of protons (identifies element)

a)

atomic number

b)

mass number

c)

isotope number

d)

atomic mass

39.

______: Protons + Neutrons

a)

mass number

b)

atomic number

c)

isotope number

d)

electron number

40.

(a)   : Atoms of the same element, different number of neutrons

41.

Counting protons, electrons, and neutrons in an isotope: K-41

a)

P=19, E=19, N=22

b)

P=20, E=19, N=21

c)

P=19, E=20, N=22

d)

P=19, E=19, N=20

42.

Fill in the blank: (a)   Electrons: Electrons in outermost shell

43.

_______ : Atom with charge (gained/lost e⁻)

a)

ion

b)

neutron

c)

proton

d)

electron

44.

________ : Positive ion (lost e⁻, usually metals)

a)

cation

b)

anion

c)

proton

d)

neutron

45.

(a)   : Negative ion (gained e⁻, usually nonmetals)

46.

Ion of Calcium: P = _____, N = ______, E = _____

a)

P = 20, N = 20, E = 18 (for Ca²⁺)

b)

P = 20, N = 18, E = 20 (for Ca²⁺)

c)

P = 18, N = 20, E = 20 (for Ca²⁺)

d)

P = 20, N = 22, E = 18 (for Ca²⁺)

47.

Ion of Phosphorus: P = _____, N = ______, E = _____

a)

P = 15, N = 16, E = 18 (for P³⁻)

b)

P = 15, N = 15, E = 18 (for P³⁻)

c)

P = 15, N = 16, E = 15 (for P³⁻)

d)

P = 16, N = 15, E = 18 (for P³⁻)

48.

Rows = _____

a)

period

b)

group

c)

element

d)

block

49.

Columns = _____ or Families

a)

group

b)

period

c)

row

d)

block

50.

Metals = _____ side

a)

left

b)

right

c)

top

d)

bottom

51.

Nonmetals = _____ side

a)

right

b)

left

c)

top

d)

bottom

52.

List Metal Properties: List here...

a)

ductile, malleable, luster, good conductor of heat and electricity

b)

brittle, dull, poor conductor of heat and electricity

c)

soft, non-magnetic, insulator

d)

transparent, non-reactive, poor conductor

53.

(a)   Bond Type: Metal + Nonmetal

54.

Bond Type: __________ Bond that holds atoms together in elemental metals or an alloy

a)

metallic

b)

ionic

c)

covalent

d)

hydrogen

55.

• _____ Covalent Bond: Unequal electron sharing → partial charges

a)

Polar

b)

Nonpolar

c)

Ionic

d)

Metallic

56.

• _____ Covalent Bond: Equal sharing of electrons

a)

Nonpolar

b)

Polar

c)

Ionic

d)

Metallic

57.

• _____ Bond: Weak attraction between molecules due to partial charges (e.g., between water molecules)

a)

Hydrogen

b)

Ionic

c)

Covalent

d)

Metallic

58.

Key Vocabulary: • ________________: Starting substance

a)

reactant

b)

product

c)

catalyst

d)

solvent

59.

Key Vocabulary: • ________________: New substance formed

a)

product

b)

reactant

c)

mixture

d)

element

60.

Key Vocabulary: • ________________: Large number in front that gives the number of molecules – used to balance an equation

a)

coefficient

b)

reactant

c)

product

d)

subscript

61.

Key Vocabulary: • ________________: speeds up a chemical reaction without being changed itself.

a)

catalyst

b)

reactant

c)

solvent

d)

enzyme

62.

Reaction Types: ______________: A + B → AB

a)

synthesis

b)

decomposition

c)

combustion

d)

single replacement

63.

Reaction Types:__________________: A + BC → AC + B

a)

single replacement

b)

double replacement

c)

decomposition

d)

combustion

64.

Reaction Types: ___________: AB + CD → AD + CB

a)

double replacement

b)

decomposition

c)

single replacement

d)

combustion

65.

Reaction Types: __________: Hydrocarbon + O₂ → CO₂ + H₂O

a)

combustion

b)

decomposition

c)

single replacement

d)

neutralization

66.

_________________: Absorbs heat from surroundings (feels cold)

a)

endothermic

b)

exothermic

c)

neutral

d)

catalytic

67.

__________ : Releases heat from surroundings (feels hot)

a)

exothermic

b)

endothermic

c)

neutral

d)

isothermal

68.

________________ Base: Produces OH- ions in water.

a)

Arrhenius

b)

Bronsted-Lowry

c)

Lewis

d)

Conjugate

69.

Bronsted-Lowry Acid: Proton ___________________

a)

donor

b)

acceptor

c)

receiver

d)

neutralizer

70.

Bronsted-Lowry Base: Proton ______________________

a)

acceptor

b)

donor

c)

neutralizer

d)

producer

71.

____________: Resists pH change

a)

buffer

b)

acid

c)

base

d)

salt

72.

A(n) _______changes color in acids or bases

a)

indicator

b)

solvent

c)

catalyst

d)

precipitate

73.

Hydronium ion: Forms when H+ reacts with water.

a)

H3O+

b)

OH-

c)

CO32−CO3^2-

d)

Na+

74.

Acid + Base → _____ + _____

a)

salt, water

b)

acid, gas

c)

base, salt

d)

water, oxygen

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