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1. Which of the following does not describe a physical property?A. silvery color C. ice melting

B. formation of rust * D. erosion

2. Early chemists wanted toA. turn lead into gold

B. figure out why iron is rustedC. fashion tools and bowls from metal

D. all of the these *

3. A statement or diea that attempts to explain observed information is called aA. scheme C. hypothesis *

B. fact D. mission statement

4. Early chemists who wanted to turn lead to gold were calledA. politicians C. crazy

B. carpet baggers D. alchemists *

5. To perform this activity, you must have a control, a sample to be tested, and makecareful observations and measurementA. scuba diving C. yoga

B. experiment * D. evaporation

6. Antoine Lavoisier is called theA. father of modern chemistry *

B. discoverer of beryllium

C. father of quak theory

D. brother of Larry Lavoisier

7. This idea predicts the results of testing based on past experimental dataA. imagination C. theory *

B. hunch D. rumor

8. The atomic theory was first described byA. Albert Einstein C. John Dalton *

B. Albert Schweitzer D. Leonardo da Vinci

9. What is the difference betweena scientific theory and a law?A. The president has to sign a bill into law

B. a theory can be tested, while a la is a hair-brained idea

C. you are not usually arrested for performing a theory

D. a scientific law is tested many times and believed to be without exception, while

a theory is an idea *

10. The total partial pressure measurement of several combined gases is achieved byA. using a logarithmic calculator

B. adding together the individual pressure of each gas *C. adding together the first two gases and dividing by the third

D. multiplying the individual pressure of each gas

11. The difference between chemists work and that of todays chemists isA. the types of machinery used

B. science today is based on many repeated experiments by chemists all over the world

*

C. that alcemy was often performed to get rich

D. slim to non


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12. A decimal system of recording data was first described byA. Benjamin Franklin C. Gabriel Mouton *

B. Antoine Lavoisier D. Plato

13. The International Bureau of Weights and Standards uses what metal in as a standard?A. gold C. titanium

C. silver D. platinum *

14. Chemistry is an experimental science divided intoA. pure chemistry and applied chemistry *

B. acids and bases

C. protons and electrons

D. quarks and mesons

15. A method to write numbers in powers of 10 is calledA. rounding

B. exponential notation *

C. includes writing all zeroes in the number out

D. mathematical notation

16. 1/10,000 is written as what in exponential notation?A. 10^{-2} C. 10^{-5}

B. 10^{-4} * D. 10^{-6}

17. A single measurement closest to its true value is the mostA. reliable C. accurate *

B. tested D. precise

18. Rounding is commonly usedA. cook pizza

B. number paint-by-number kits

C. win at horseshoes

D. number whole objects, like chickens *

19. Dimensional analysisA. compares squares to triangles

B. studies the number of molecules in the ocean

C. is a method o studying carbons to oxygen in the atmosphere

D. changes one unit to another by using conversion factors *

20. To measure absolute zero, you use theA. Kelvin scale * C. Celsius scale

B. Farenheit scale * D. bathroom scale

21. Antoine LavoisierA. shouldnt have gotten involved with French taxation

B. insisted on precise measurements

C. described the properties of matter

D. all of these *

22. Subatomic particles areA. found in the core of an atoms nucleus *

B. only found on nuclear submaries

C. made up of about 10^3 millimeters in length

D. found on big sandwhiches


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23. Which of the following commonly exists as a solid, liquid, and gas?A. carbon dioxide C. water *

B. nitrous oxide D. hydrogen

24. Which form f matter is bendable, takes the shape of its container, and is pourable?A. gas C. crystal

B. solid D. liquid *

25. An element has how many classes of properties to describe it?A. 1 C. 3

B. 2 * D. 4

26. When copper turns green, it is an example of itsA. chemical property * C. value

B. physical property D. thickness

27. Lavoisier identified how many elements that he thought were pure and indivisible?A. 18 C. 33 *

B. 27 D. 42

28. A chemical experiment isA. never done in a laboratory

B. a carefully controlled and measured testing of a samples properties *

C. something to try once and then move on to other things

D. always performed at room temperature

29. Which of the following samples is not a single, pure element in nature?A. oxygen C. nickel

B. mercury D. iron *

30. Which of the followingis not a physical property of gold?A. it is highly reactive *

B. it melts at 30 degrees Celsius

C. it is naturally found as a solidD. it has a luster

31. The biggest problem the scientists had before the Periodic table was invented wasA. dental hygiene

B. cultural and language differences *

C. funding

D. finding time for a social life

32. Batter acid is the common name forA. formic acid C. nitric acid

B. hydrochloric acid D. sulfuric acid *

33. Who liked music and came up with an octave rule?A. Antoine Beguyer de Chancourtois

B. Charles Darwin

C. John Newlands *

D. Amadeus Mozart

34. What was the element discovered between titanium and calcium?A. silicon C. lead

B. scandium * D. potassium


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35. The chemical shorthand name for molybdenum is?A. Mo * C. Md

B. Mb D. Mn

36. Plomb is the French name for which element?A. lead * C. platinum

B. iron D. potassium

37. How many carbon atoms are in dichlorodiphenyltrichloroethane?A. 10 C. 14 *

B. 12 D. 16

38. Meyer saw that element groups repeated, but was re first to notice thatA. the groups were not at all of the same length *

B. the groups were all eight elements long

C. the overlap was not seen in the alkaline earth metals

D. the groups were all eighteen elements long

39. Tera is the prefix used to showA. 10^2 C. 10^9

B. 10^6 D. 10^12 *

40. Lothar Meyer recognized hemoglobin combined with what element in the blood?A. helium C. nitrogen

B. mercury D. oxygen *

41. Who blasted particles through gold foil and found that atoms had positive centers?A. Thomas Edison C. Steven Hawking

B. Ernest Rutherford * D. Lothar Meyer

42. Nuclei are generally hog big I diameter?A. 120^{-8} m C. 10^{-12} m *

B. 10^{-10} m D. 10^{-18} m

43. The molecular formula of saltpeter isA. CNO_3 C. HNO_3

B. NaClO D. KNO_3 *

44. Which of the following are not nucleons?A. protons C. electgrons

B. dacrons D. hadrons

45. Gold with 79 protons has an atomic number ofA. 52 C. 67

B. 57 D. 79 *

46. Hydrogen, flurine, chlorine, bromine, and iodine are all what kind of molecules?A. diatomic * C. triatomic

B. monoatomic D. gases

47. Elemental phophorus (P) is composed of how many atoms?A. 2 C. 4 *

B. 3 D. 6


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48. The position of elements in a molecule has the biggest impact onA. color C. length

B. reactivity * D. melting point

49. J. J. Thomson developed a model of the nucleus most commonly called theA. tapioca model C. flan model

B. oatmeal raisin model D. plum pudding model *

50. Chemical formulas of molecules areA. always the same C. sometimes the same *

B. never the same D. not often used

51. If the temperature of a sample if 14C, what is the temperature in Kelvin?A. 224 Kelvin C. 287 Kelvin *

B. 259 Kelvin D. 295 Kelvin

52. A commonly used heat source in laboratory experiments is called aA. space heater C. light bulb

B. Bunsen burner * D. toaster

53. J. J. Thomson performed experiments inA. a cathode ray tube * C. a beaker

B. a venting hood D. a microwave overn

54. In Thomsons plum pudding model, the pudding is made ofA. positive chared raisings

B. milk, butter flour, and sugar

C. a blob of positively charged particles *

D. quarks

55. What particles has a charge of 1.6 x 10^{19} coulombs?A. xenon C. proton

B. neuron D. electron *

56. Orbitals of the p-type come inA. sets of 2 C. sets of 5

B. sets of 3 * D. sets of 7

57. The further out from the nucleus an electron orbital is located, theA. less reactive the electrons

B. more orbital diagrams you have to write

C. more reactive the electrons *

D. more problems they have finding their way home

58. The boiling point of lithium isA. 488 C C. 1517 C *

B. 1347 C D. 2212 C

59. Wolfram is the German name for which element?A. tin C. tungsten *

B. gold D. mercury

60. 1s^2 2s^2p^6 3s^2p^6 4s^2 is the electron configuration for which element?A. calcium * C. nitrogen

B. potassium D. zirconium


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61. Elements can be placed in rows and columns of the Periodic table when you knowsomething about their

A. age C. value

B. date of discovery D. properties *

62. Electrons that affect the reactivity of atoms with other alements are calledA. friendly electrons C. strange electrons

B. valence electrons * D. charmed electrons

63. If the shell capacity of an orbital 2n^2 = 18, what is n?A. n = 1 C. n = 3 *

B. n = 2 D. n = 4

64. Eectrons in orbital diagrams are written asA. horizontally squiggly lines

B. thick black dots

C. superscripts to the elements

D. up and down arrows *

65. When two or more liquids form a solution, they areA. always acids C. immiscibleB. miscible * D. liquids

66. Spin magnetism is whenA. electons are attracted and repelled by opposite and like charges *

B. news reporters report the news from a certain angle

C. disc jockeys play records well

D. elements charnge colors around magnets

67. A solution made up of larger particles of one solution mixed and spread all throughanother solution is called a

A. mess C. hydrophilic solution

B. science fair project D. colloidal solution *

68. The number of bonds an atom can form with other atoms depends onA. its color

B. the number of electrons it can share with its neighbor *

C. the chemist

D. its melting point

69. In chemistry, water isA. always a bad choice for washing hands

B. commonly called the universal solvent *

C. written as HO

D. written as OH *

70. In general, when making solutions, the solvent isA. not typically used

B. smaller than the solute

C. larger than the solute *

D. always equal to the solute

71. Hydrogen sulfide smells likeA. a locker room C. fermented fruit

B. vanilla D. rotten eggs *


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72. The you scratch my back, Ill scratch your type of interaction describesA. gorilla social skills C. alchemy

B. redox chemistry * D. radioactivity

73. When an element causes an oxidation of another substanceA. it is itself reduced in the process *

B. it is itself oxidized in the process

C. there is never enough oxygen left to complete the reaction

D. there is an over abundance of oxygen left to complete the reaction

74. The equation CuO + H_2 => Cu + H_2O is an example ofA. solidification C. oxidation

B. vaporization D. reduction *

75. Reduction describesA. electron (+) gain * C. electron (-) loss

B. a helpful diet plan D. a reduced spending plan

76. The density of cesium isA. 1.5 g/cm^3 C. 2.3 g/cm^3

B. 1.9 g/cm^3 * D. 2.9 g/cm^3

77. Oxygen is a commonA. actinide

B. ingredient found in anaerobic reactions

C. oxidizing agent *

D. reducing agent

78. Stickoff is the German name for which element?A. gold C. aluminum

B. nitrogen * D. arsenic

79. Hydrogen react with which elment ot form ammoni?A. oxygen C. nitrogen *B. carbon D. sulfur

80. Hydrogen combines with carbon and forms all but one of the following?A. hydrocarbons C. starches

B. proteins D. table salt *

81. Atomic numver (Z) providesA. the nmber of protons ion thenucleus of an atom *

B. the weight of anelement

C. a shortcut to make the studyh of chemistry easier

D. only the number of mesons in actinium

82. Covalent compounds are generallyA. brittle solids

B. lustrous hard olids

C. soft solids with high melting points

D. soft solids with low melting points *

83. The lowest common multiplies easiest to use whenA. you have a graphic calculator

B. the charge from one ion is used as the multiplier for the other ion *


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C. your instructor helps you with the math

D. you have had a good breakfast first

84. In a binary covalent compound, boron is named before whoch of the followingelements?

A. carbon C. oxygen

B. sulfur D. all of these *

85. In chemistry, the prefix mono isA. used to mean one

B. generally not used for the first non-metal in the formula *

C. is a common illness fond anmong college students

D. used for multiplying sets of three

86. Sulfur hexafluoride iw written asA. SF_3 C. SF_6 *

B. SH_2F D. SFO_2

87. Calcium, barium, and cadmium ions all have aA. +1 charge C. +3 charge

B. +2 charge * D. +4 charge

88. When a compound has word thio as a prefix, it means it containsA. tin C. sulfur *

B. thallium D. selenium

89. Only electrons canA. bond with metals C. carry a positive charges

B. change to become ions * D. bond with noble gases

90. Copper forms how many kinds of ions with unique charges?A. 1 C. 3

B. 2 * D. 4

91. The largest group of carbon-containing compounds is called theA. halogen group C. transition metal group

B. organic group * D. inorganic group

92. Which of the following gives carbon at its simplest bonding form?A. methane * C. propane

B. ethane D. butane

93. When electron pairs are equally shared between atoms of different elements, it iscalled

A. being greedy C. van der Waals forces

B. sectional bonding D. polarization energy *

94. A compound is called a binary compound whenA. only two elements are bonded together *

B. more than three elements are bonded together

C. sixty carbons are bonded together

D. a dozen elements are bonded together

95. What does the prefix bi mean in bicarbonateA. two atoms carbons are present

B. two atoms of calcium ar epresetn


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C. hydrogen is present *

D. oxygen is present

96. Carbons six electrons fill theA. 1s, 2s, and 2p orbitals

B. 1s^2, 2s^2, and 2p^4 orbitals

C. 1s^2, 2s^2, and 2p^2 orbitals *

D. 1s, 2s^2, and 2p^2 orbitals

97. Monatomic icons can haveA. only fixed charges

B. fixed and variable charges *

C. zero charge

D. only two charges per ion

98. Which of the following does not contain a double bond?A. ethane C. polypropylene

B. propane * D. butane

99. Sodium, potassium, and silver all have aA. +1 charge * C. +3 chargeB. +3 charge D. +4 charge

100. Dinitrogen trioxide is written asA. NO C. N_2HO_3

B. N_2O_3 * D. N_2O_4

101. A double bond is normally shown with how many lines in a structural formula?A. 1 C. 3

B. 2 * D. 4

102. Petroleum crude oil comes primarily from the remains ofA. unprocessed mercury

B. iron fillingsC. ice crystals

D. prehistoric plant an danimals *

103. To make ethanol from ethane, you must ad which functional group?A. CH_3 C. NH_2

B. H_2 D. OH *

104. When a group of elements have man of the same characteristics and react the same,it is known as

A. hydrogen bonding C. oxidation

B. a homolgous series * D. reduction

105. The chemical formula for butane isA. C_2H_2 C. C_3H_10

B. C_6H_6 D. C_4H_10 *

106. Who came up with the word isotopes for different forms of an element?A. Hans Geiger C. Frederick Soddy *

B. Lothar Meyer D. Marie Curie

107. Alpha () particles areA. a neutral ion form


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B. positively charged particles *

C. negatively charged particles

D. a negative ion form

108. Magic numbers are the numbers ofA. the numbers to complete a perfect game of cards

B. elements currently in the Periodic Table

C. nuclear particles in a completed shell of protons or neutrons *

D. protons found in every element

109. Radioactive uranium (238 U) decays eventually toA. lead (83 Pb) * C. lithium (32 Li)

B. sodium (10 Na) D. nitrogen (14 N)

110. Scintillation counters are used toA. count coins in change machines

B. detect nuclear radiation from light flashes made by radiation hitting a sample *

C. find wood floating in the water after a storm

D. count people going in to see a movie

111. Elements with atomic numbers greater than uranium (92 U) are calledA. noble gases C. halogens *

B. transuranium elements D. alakaline bases

112. Radioactive elements are used inA. toothpaste C. bicycles

B. ice cream D. submarines *

113. Heavy water has a mass ofA. 12 C. 20 *

B. 15 D. 36

114. Non-metals are found where in the Periodic Table?A. middle sectionB. not in the Periodic Table

C. top left-hand corner

D. far right of the Periodic Table *

115. When making a 10-carat, 14-carat, and 18-carat goldA. 15 % nickel is added to pure gold

B. various percentages of gold, copper, and silver are used *

C. 10% lead is added to make 18-carat gold heavier

D. silver is never used

116. When two or more metals or a metal and non-metal are combined it is called anA. alloy * C. accident

B. actinide D. aluminum isotope

117. Which solid metal can melt in your hand like candy?A. molybdenum C. cesium *

B. cobalt D. zirconium

118. What kind of fever affected thousands of Americans in the 1800s?A. rhodium fever C. niobium fever

B. arsenic fever D. gold fever


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119. Which ore is lead frequently found in?A. bauxite C. rhodite

B. galena * D. quartz

120. The years between 4,000 and 1,100 BC have been called theA. Pre-Cambrian Period C. Bronze Age *

B. Gold Rush D. Pre-MTV Age

121. Which of the following is not a general rule in the laboratory?A. Do not run your fingers through the burner flame

B. Do not eat or drink anything in the lab

C. Wash with a strong base before every experiment *

D. Always wear goggles when using chemicals

122. Acetum is the Greek word forA. hot dog C. gladiator

B. smelly feet D. vinegar *

123. When ions are held together by electrical attraction, it is sometimes calledA. sticky element binding C. unilateral attraction

B. electrostatic attraction * D. phosphorescence

124. In sodium chloride (NaCl) an ionic bond formed whenA. the sun is directly overhead

B. the transfer of sodium electrons to the chlorine occurs *

B. crystalline structure is planar in form

D. the transfer of chlorine protons to sodium occurs

125. What is the easiest way to identify a sloppy chemistry student in the labA. look for someone who always wears red

B. look for someone cdarrying around models of the human eye

C. look for someone with a really studious expression

D. look for someone with holes in his clothes *

126. The electronegativity value of indium isA. 0.7 C. 1.7 *

B. 1.2 D. 2.5

127. Chlorobromoiodomethane is an example of aA. chiral molecule * C. soap

B. chlorofluorcarbon D. transition metal

128. Isomers that are mirror images of each other and superimposable are calledA. chiral C. electron pairs

B. enentiomers * D. elastomers

129. How many valence electrons does carbon have?A. 2 C. 6

B. 4 * D. 8

130. The unequal sharing of electrons between two atoms is calledA. a dipole * C. may pol

B. unfair D. achiral


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131. Chemical bonds are made through the interaction ofA. neutrons C. electrons *

B. orlons D. mylons

132. Metallic bonds form betweenA. non-metal atoms

B. noble gases

C. a non=-metal and a halogen

D. metal atoms *

133. Organic chemistry is the chemistry ofA. nitrogen C. sodium

B. carbon * D. oxygen

134. The density of water isA. 1.00 g/mL at C * C. 1.00 g/mL at 40C

B. 1.00 g/mL at C D. 1.00 g/mL at 45C

135. The word chiral comes from the Greek word forA. chair C. water

B. hand * D. calcium

136. Isomers have the same molecular formulas, but differendA. one-dimensional structure

B. two-dimensional structure

C. three-dimensional structure *

D. four-dimensional structure

137. Lava, a cold mountain stream, and mercury are allA. very thick C. liquids *

B. red D. metals

138. Relative density is also known asA. specific gravity * C. microgravityB. non-specific gravity D. relative resolution

139. The size, strength and shape of molecules, along with intermolecular forcesA. are really nothing t worry about in chemistry

B. are important only in calculating the atomic number

C. have no effect at all on bonding properties

D. have a big effect on the viscosity of liquids *

140. There are two basic tyhpes o fisomers, structural andA. audio isomers C. magnetic isomers

B. stereoisomers * D. ambivalent isomers

141. The stronger the molecular forces of a liquid, theA. greater surface tension *

B. weaker surface tension

C lack of any surface tension

D. greater the chace of radioacitivity

142. Up to 1700s, spontaneous combustion of grain was though to be causedA. by crazed pyrotechnicians

B. by mold


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C. by mice *

D. by bad barley

143. Gases are theA. least compacted form of matter *

B. easiest form of matter to measure when poruing

C. mostcompacted form of matter

D. are usually brittle

144. The constant number of atoms, ions, or molecules in a sample is known asA. Doyles Number C. Gaspers Number

B. Avogadros Number * D. Mozarts Number

145. Carbon dioxide levels today are aroundA. 100 ppm C. 300 ppm

B. 200 ppm D. 400 ppm *

146. A very important lesson we get from Gay-Lusacs Law isA. to always use a graphing calculator

B. wear open shoes when working in the lab

C. to never heat a spray can *D. that pressure does not relate to temperature

147. The hemoglobin molecules that react very large sizes are calledA. lead C. tin

B. iron * D. silver

148. Protein molecules that reach very large sizes are calledA. nanomolecules C. blimp molecules

B. linebackers D. macromolecules *

149. The standard formula to calculate kinetic energy isA. KE = mv^2 C. KE = mv^2 *

B. KE = v^2 D. KE = mv

150. The electronegativity value of fluorine isA. 1.4 C. 3.2

B. 1.9 D. 4.0 *

151. Atmospheric pressure is caused byA. the weight of the air per unit of area *

B. your peers

C. cosmic particles from outer space

D. the humidity, not the heat

152. Amino acids contain an amino group (-NH_2) and aA. iodo gropu C. butyl group

B. carboxyle group * D. cupric group

153. Gas molecules areA. seldom moving at al

B. always on the move *

C. packed densely together in the air

D. something to be avoided at a jparty


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154. Who discovered the antibacterial agent, salvarsan?A. Elisabeth Fleming C. Paul Erhlich *

B. Linux Pauling D. Robert McKenna

155. Plant cell walls are made up ofA. hemoglobin molecules

B. noble gases

C. alkaline metals

D. complex carbohydrates with complicated, folded structures *

156. Covalent onds beteen atoms of the same elements are known asA. convenient bonds C. non-polar covalent bonds *

B. polar bonds D. citrus bonds

157. Nitrogen oxides and what other group of gases were found to react with atmosphericozone and reduce it?

A. amino acid C. chlorofluorocarbon *

B. zinc oxide D. green arcgon

158. Carbohydrates have the general formula ofA. C_x(H_2O)_y * C. C(H_3O)_yC. C(H_2O) D. C_x(O_2)_y

159. Which of the following is known as the Ideal Gas Law?A. E = mc^2 C. P_{total} = P_1 + P_2 + P_3

B. PV = nRT * D. P_1 = ET

160. Radioactive decay occurs as a release of energy in the form ofA. alpha, beta, and wonka particles

B. alpha, beta, and gamma particles *

C. beta and zuma particles

D. grandma particles

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