This document contains a series of questions about chemistry concepts and laboratory equipment. It tests knowledge in three areas: 1) identification of common lab tools and their uses, 2) understanding of fundamental chemistry concepts like compounds, solutions, and bonding, and 3) knowledge of acid-base reactions and properties. The document is formatted as a quiz with multiple choice or fill-in-the-blank questions and includes some higher risk questions towards the end.

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© Brad Kremer
International School of Tanganyika IBMYP Science
2011

2. Instructions
• Each group answers every question
• One official answer / group
• No partial credit
• Correct answer gains point value
• Wrong/no answer loses point value
• Wager up to earned points on Risk Q’s

3. Equip All Mixed Table We’re Practically Neutra-
This! Up Trends Stuck Speaking lized
100 100 100 100 100 100
200 200 200 200 200 200
300 300 300 300 300 300
400 400 400 400 400 400
500 500 500 500 500 500
600 600 600 600 600 600
Risk 1 Risk 2 Risk 3

4. 100
This piece of glassware is used to
beaker
hold liquids but NOT to measure
them.
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5. 100
beaker
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6. 200
This piece of lab equipment is
used to are mortar and pestle?
What grind larger crystals into
fine powders.
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7. 200
What are mortar and pestle?
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8. 200
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9. 300
What is the to accurately
This is used graduated or
determine liquid volumes.
measuring cylinder?
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10. 300
What is the graduated or
measuring cylinder?
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11. 300
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12. 400
This distributes heat evenly
wire gauze
around glassware as it sits above
the flame of a Bunsen burner.
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13. 400
wire gauze
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14. 500
This holds powder or crystal
samples weighingdon’t make a
so they dish
mess of the electronic balance.
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15. 500
weighing dish
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16. 600
This is used to neatly swirl liquid
Erlenmeyer or conical flask
mixtures and prevent spills.
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17. 600
Erlenmeyer or conical flask
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18. 100
These are composed of at least 2
Compounds
kinds of atoms arranged in a fixed
ratio.
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19. 100
Compounds
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20. 100
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21. 200
These combinations of solid,
liquid, or gas solutes in a liquid
Solutions
may be separated by distillation,
chromatography, and evaporation.
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22. 200
Solutions
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23. 200
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24. 300
The egg yolk in mayonnaise is an
example of this type of catalyst,
Emulsifier
which stabilizes oil-in-water
suspensions.
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25. 300
Emulsifier
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26. 300
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27. 400
Aerosol sprays, fog, and smoke
Colloids
are all examples of ________.
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28. 400
Colloids
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29. 400
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30. 500
These are gases suspended in
Solid foams
solids, such as pumice,
styrofoam, and marshmallows.
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31. 500
Solid foams
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32. 500
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33. 600
The substance dissolved in a
Solute
solvent is the __________.
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34. 600
Solute
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35. 600
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36. 100
This group of highly-reactive,
soft, silvery, low-density metals
Alkali metals
are always found bonded with
other elements - never alone.
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37. 100
Alkali metals
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38. 100
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39. 200
Forms of an element which have
different atomic masses due to
Isotopes
the number of neutrons in their
nuclei.
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40. 200
Isotopes
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41. 200
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42. 300
A row in the periodic table which
corresponds to the number of
Period
energy levels or electron clouds
around the atomic nuclei.
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43. 300
Period
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44. 300
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45. 400
The tendency of elements to gain
or lose electrons in order to
Octet rule
completely fill their valence
electron shell.
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46. 400
Octet rule
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47. 400
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48. 500
Families of elements that all have
Groups
the same number of valence
electrons are called ______.
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49. 500
Groups
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50. 500
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51. 600
These room-temperature gases
Noble gases
are non-reactive because of their
complete valence shells.
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52. 600
Noble gases
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53. 600
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54. 100
A combination of a metal cation
Ionic bond
and a non-metal anion.
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55. 100
Ionic bond
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56. 100
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57. 200
Write the correct chemical
formula forSiO2 compound
the
formed from silicon and oxygen.
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58. 200
SiO2
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59. 200
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60. 300
Write the correct chemical
FeCl3
formula for iron (III) chloride.
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61. 300
FeCl3
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62. 300
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63. 400
Pairs of electrons are shared
between Covalent bond type of
elements in this
bond.
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64. 400
Covalent bond
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65. 400
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66. 500
Write the correct chemical
N2O4
formula for dinitrogen tetraoxide.
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67. 500
N2O4
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68. 500
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69. 600
Write the correct chemical
formula representing a triple
C2H2
covalent bond, 2 carbon atoms,
and hydrogen.
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70. 600
C2H2
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71. 600
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72. 100
The first piece of lab equipment
Safety goggles!
you need for every experiment.
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73. 100
Safety goggles!
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74. 100
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75. 200
This method allows you to
separate a mixture of liquids
Fractional distillation
based on the different boiling
points of each liquid.
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76. 200
Fractional distillation
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77. 200
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78. 300
Lemon juice should have turned
Red
this color when the universal
indicator was added to it.
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79. 300
Red
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80. 300
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81. 400
These types of reactions absorb
Endothermic
energy from their surroundings.
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82. 400
Endothermic
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83. 400
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84. 500
What you have to do after you’ve
weighed the weighing(tare)and
Zero the balance dish
before you weigh your sample.
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85. 500
Zero the balance (tare)
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86. 500
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87. 600
Adding magnesium metal to
Exothermic
hydrochloric acid is an
_____________ reaction.
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88. 600
Exothermic
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89. 600
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90. 100
These substances tend to feel
Bases
slippery and are caustic.
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91. 100
Bases
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92. 100
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93. 200
According to Arrhenius, these
Bases
substances dissolve in water to
release OH - ions into solution.
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94. 200
Bases
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95. 200
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96. 300
The products of any
Water and salt
neutralization reaction are
______ and ______.
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97. 300
Water and salt
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98. 300
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99. 400
HBr, H2SO4, and HCO3 are all
Acids
examples of _____.
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100. 400
Acids
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101. 400
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102. 500
The reaction of an acid with this
Carbonate
will produce salt, water, and CO2.
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103. 500
Carbonate
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104. 500
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105. 600
The products of acid-metal
Metal salt and hydrogen gas (H2)
reactions are...
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106. 600
Metal salt and hydrogen gas (H2)
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107. 600
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108. Risk 1
A measurement of the strength
Electronegativity
of an element’s attraction for
electrons.
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109. Risk 1
Electronegativity
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110. Risk 1
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111. Risk II
This group of elements may have
many different ionic charges
because of the small energy
Transition metals
differences between electrons in
their valence d-orbitals.
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112. Risk II
Transition metals
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113. Risk II
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114. Risk III
This Danish team defined acids as
Brønsted-Lowry
proton donors and bases as
proton acceptors.
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115. Risk III
Brønsted-Lowry
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116. Risk III
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