Test #1

Card Set Information

Author:
kieu
ID:
63412
Filename:
Test #1
Updated:
2011-02-01 12:22:27
Tags:
CHM Fundamentals Chemistry
Folders:

Description:
Test #1 study
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user kieu on FreezingBlue Flashcards. What would you like to do?


  1. Which of the following terms is a unit of metric length?

    A) centimeter
    B) milliliter
    C) second
    D) gram
    A) centimeter
    (this multiple choice question has been scrambled)
  2. A tall glass cylinder contains four separate liquid layers: mercury (d = 13.6 g/mL),chloroform (d = 1.49 g/mL), acetic acid (d = 1.05 g/mL) and ether (d = 0.708 g/mL). If amarble (d = 2.70 g/mL) is carefully dropped into the cylinder, where does it come to rest?

    A) on top of the ether layer
    B) on top of the chloroform layer
    C) on top of the mercury layer
    D) on top of the acetic acid layer
    C) on top of the mercury layer
    (this multiple choice question has been scrambled)
  3. A homogeneous mixture has

    A) a uniform appearance and composition throughout.
    B) varying composition and appearance.
    C) a tendency to undergo physical changes.
    D) different phases or layers.
    A) a uniform appearance and composition throughout.
    (this multiple choice question has been scrambled)
  4. The following are properties of the element, antimony. Which property is NOT a physicalproperty?

    A) It is a silver-white metal.
    B) It has a density of 6.68 g/cm3.
    C) Reacts with nitric acid to form antimonic oxide.
    D) It has a boiling point of 1635o C.
    C) Reacts with nitric acid to form antimonic oxide.
    (this multiple choice question has been scrambled)
  5. If a pound of chocolates were bought in San Francisco and taken into orbit above the Earthin the space shuttle, which of the following statements would be true?

    A) It would weigh more and have the same mass.
    B) It would weigh less and have less mass.
    C) It would weigh less but have the same mass.
    D) It would weigh more and have more mass.
    C) It would weigh less but have the same mass.
    (this multiple choice question has been scrambled)
  6. Which of the following is a chemical change?

    A) dissolving salt in water
    B) grinding beef in a meat grinder
    C) burning gasoline
    D) separating components of oil by distillation
    C) burning gasoline
    (this multiple choice question has been scrambled)
  7. Convert –40o F to K.

    A) 233 K
    B) 219 K
    C) 259 K
    D) –313 K
    A) 233 K
    (this multiple choice question has been scrambled)
  8. The “plum-pudding” model of the atom was proposed by

    A) Thomson
    B) Rutherford
    C) Bohr
    D) Dalton
    A) Thomson
    (this multiple choice question has been scrambled)
  9. Which statement is NOT part of Dalton’s atomic theory?

    A) Elements consist of tiny particles called atoms.
    B) Atoms of different elements combine to form compounds.
    C) Elements consist of isotopes having differing masses.
    D) All atoms in an element are alike.
    C) Elements consist of isotopes having differing masses.
    (this multiple choice question has been scrambled)
  10. Ernest Rutherford’s scattering experiments showed that

    A) the nucleus consists of protons and electrons.
    B) all the positive charge and nearly all the mass of an atom are in the nucleus.
    C) the charge on protons exactly balances the charges on neutrons in the atom.
    D) the space outside the nucleus is occupied by neutrons.
    B) all the positive charge and nearly all the mass of an atom are in the nucleus.
    (this multiple choice question has been scrambled)
  11. An isotope that has 35 p+, 35e–, and 46 no is

    A) 35Pd46
    B) 35Br81
    C) 46Pd81
    D) 35Br46
    B) 35Br81
    (this multiple choice question has been scrambled)
  12. Which of the following elements is a nonmetal?

    A) silver
    B) sodium
    C) oxygen
    D) chromium
    C) oxygen
    (this multiple choice question has been scrambled)
  13. Which of the following would be expected to have properties most similar to phosphorus?

    A) silicon
    B) carbon
    C) sulfur
    D) nitrogen
    D) nitrogen
    (this multiple choice question has been scrambled)
  14. What is the name of the family of elements in Group IIA?

    A) none of these
    B) halogens
    C) alkali metals
    D) alkaline earth metals
    D) alkaline earth metals
    (this multiple choice question has been scrambled)
  15. What term refers to a vertical column in the periodic table of elements?

    A) group
    B) series
    C) column
    D) period
    A) group
    (this multiple choice question has been scrambled)
  16. What member of the third period forms stable +2 ions?

    A) Se
    B) Mg
    C) Ca
    D) O
    B) Mg
    (this multiple choice question has been scrambled)
  17. Anions are formed by

    A) adding electrons to an atom.
    B) removing neutrons from an atom.
    C) adding protons to the nucleus of an atom.
    D) removing electrons from an atom.
    A) adding electrons to an atom.
    (this multiple choice question has been scrambled)
  18. Generally observed behavior which can be formulated into a statement, sometimes mathematical in nature, is called a(n)

    A) experiment.
    B) observation.
    C) theory.
    D) natural law.
    D) natural law.
    (this multiple choice question has been scrambled)
  19. The statement "The total mass of materials is not affected by a chemical change in those materials" is called a(n)

    A) observation.
    B) experiment.
    C) theory.
    D) natural law.
    D) natural law.
    (this multiple choice question has been scrambled)
  20. Which of the following is an example of a auqntitative observation?

    A) Solution 1 is much darker than solution 2.
    B) The piece of metal is longer than the piece of wood.
    C) The liquid in beaker A is blue.
    D) The temperature of the liquid is 60oC.
    D) The temperature of the liquid is 60oC.
    (this multiple choice question has been scrambled)
  21. A summary of experimental data is a

    A) theory.
    B) law.
    C) prediction.
    D) hypothesis.
    B) law.
    (this multiple choice question has been scrambled)
  22. Which of the following statements is false?

    A) A theory provides explanations of observed natural phenomena.
    B) A hyhpothesis is a tentative explanation or prediction which can be tested by experiment.
    C) A theory must be consistent with all known information.
    D) A theory can be proven correct if sufficient experimental data is acquired.
    D) A theory can be proven correct if sufficient experimental data is acquired.
    (this multiple choice question has been scrambled)
  23. A ____ is a summary of observed behavior and a ____ is an explanation of behavior.

    A) hypothesis, theory
    B) law, hypothesis
    C) law, theory
    D) theory, law
    C) law, theory
    (this multiple choice question has been scrambled)
  24. A set of tested hypotheses that gives an overall explanation of some natural phenomenon is called a(n)

    A) theory.
    B) measurement.
    C) observation.
    D) natural law.
    A) theory.
    (this multiple choice question has been scrambled)
  25. In order to conduct an investigation, a chemist follows an experimental format often called ____.

    A) a law
    B) a theory
    C) a hypothesis
    D) the scientific method
    D) the scientific method
    (this multiple choice question has been scrambled)
  26. A consistent explanation of known observations is called a(n)

    A) law.
    B) prediction.
    C) hypothesis.
    D) theory.
    D) theory.
    (this multiple choice question has been scrambled)
  27. An interpretation of the results of many tests is called a(n)

    A) experiment.
    B) hypothesis.
    C) theory.
    D) law.
    B) hypothesis.
    (this multiple choice question has been scrambled)
  28. Roll sulfur is yellow in color. This statement is

    A) a scientific law expressing the directly observable results of many different experiments.
    B) a scientific theory, which while it cannot be directly measured or
    observed, is in accord with and explains the results of experiments.
    C) a specific experimental fact that is not related to any scientific law.
    D) none of the above
    C) a specific experimental fact that is not related to any scientific law.
  29. A valence electron in a pure metal is not held by any specific atom
    but all valence electrons are used to hold together the atoms of the
    metal. This is best classified as

    A) a scientific law expressing the directly observable results of many different experiments.
    B) a scientific theory which, while it cannot be directly measured or
    observed, is in accord with and explains the results of experiments.
    C) an opinion not based on evidence.
    D) a specific experimental fact.
    B) a scientific theory which, while it cannot be directly measured or

    observed, is in accord with and explains the results of experiments.
  30. The prefix for 10-2 is _____.

    A) micro
    B) deci
    C) milli
    D) deka
    E) centi
    E) centi
    (this multiple choice question has been scrambled)
  31. A milliter is the same as....

    A) milliliter
    B) deciliter
    C) liter
    D) cubic centimeter
    E) cubic meter
    D) cubic centimeter
    (this multiple choice question has been scrambled)
  32. The number 6.55 x 102 could properly be written as _____.

    A) 65 x 101
    B) 65 x 10-1
    C) 0.00655
    D) 655
    E) 0.0655
    D) 655
    (this multiple choice question has been scrambled)
  33. When converting from inches to centimeters, the number of inches should be _____.

    A) added to 2.54 cm/in.
    B) subtracted from 2.54 cm/in.
    C) divided by 2.54 cm/in.
    D) multiplied by 2.54 cm/in.
    D) multiplied by 2.54 cm/in.
    (this multiple choice question has been scrambled)
  34. A quart is about the same volume as _____.

    A) a liter
    B) a deciliter
    C) a kiloliter
    D) a milliliter
    E) a cubic centimeter
    A) a liter
    (this multiple choice question has been scrambled)
  35. The density of water is about _____.

    A) 1 g/mL
    B) 1 kg/mL
    C) 1 g/L
    D) 100 g/L
    E) 10 g/mL
    A) 1 g/mL
    (this multiple choice question has been scrambled)
  36. Micro is the prefix for _____.

    A) 102
    B) 103
    C) 10-6
    D) 10-3
    E) 106
    C) 10-6
    (this multiple choice question has been scrambled)
  37. The metric system of measurement utilizes powers of _____ as a relationship between units.

    A) 10
    B) 12
    C) 2
    D) 1
    E) 100
    A) 10
    (this multiple choice question has been scrambled)
  38. The number 0.0000126 would be written as _____ in scientific notation when rounded to two significant figures.

    A) 1.26 x 10-5
    B) 12 x 10-6
    C) 13. x 10-6
    D) 1.3 x 10-5
    E) 1.2 x 10-5
    D) 1.3 x 10-5
    (this multiple choice question has been scrambled)
  39. In the English system of measurement a(n) _____ is not a length measurement.

    A) mile
    B) meter
    C) foot
    D) rod
    E) inch
    B) meter
    (this multiple choice question has been scrambled)
  40. _____ is the fundamental measure of how much matter is present.

    A) Mass
    B) Length
    C) Volume
    D) Size
    E) Weight
    A) Mass
    (this multiple choice question has been scrambled)
  41. Densities may be expressed in _____.

    A) liters per kilogram
    B) kilograms per meter
    C) grams per meter
    D) grams per liter
    E) liters per gram
    D) grams per liter
    (this multiple choice question has been scrambled)
  42. A mile is about the same size as _____.

    A) a kilometer
    B) a megameter
    C) 100 meters
    D) 0.6 of a kilometer
    E) a centimeter
    D) 0.6 of a kilometer
    (this multiple choice question has been scrambled)
  43. n using dimensional analysis for solving problems, a unit that
    appears in the numerator (top) of one factor and in the denominator
    (bottom) of another factor can cancel each other.

    A) True
    B) False
    A) True
  44. The state of matter for an object that has neither definite shape nor definite volume is

    A) solid
    B) gaseous
    C) elemental
    D) liquid
    E) mixed
    B) gaseous
    (this multiple choice question has been scrambled)
  45. The state of matter for an object that has a definite volume but not a definite shape is

    A) solid
    B) liquid
    C) elemental
    D) mixed
    E) gaseous
    A) solid
    (this multiple choice question has been scrambled)
  46. The state of matter for an object that has both definite volume and definite shape is

    A) liquid
    B) mixed
    C) solid
    D) elemental
    E) gaseous
    C) solid
    (this multiple choice question has been scrambled)
  47. Which of the following involves a chemical change?

    A) chopping wood
    B) boiling water
    C) none of these
    D) melting ice
    E) cooking an egg
    E) cooking an egg
    (this multiple choice question has been scrambled)
  48. Which of the following is a physical change?

    A) burning gasoline
    B) rusting iron
    C) decomposing meat
    D) evaporating water
    E) cooking an egg
    D) evaporating water
    (this multiple choice question has been scrambled)
  49. Which of these is a chemical property?

    A) Water has a high specific heat.
    B) Helium is very nonreactive.
    C) Oxygen is a gas.
    D) Ice melts at 0°C.
    E) Sodium is a soft, shiny metal.
    B) Helium is very nonreactive.
    (this multiple choice question has been scrambled)
  50. Which of the following involves no chemical change?

    A) burning paper
    B) boiling water
    C) driving a car
    D) baking a cake
    E) lighting a match
    B) boiling water
    (this multiple choice question has been scrambled)
  51. Which of the following is only a physical change?

    A) At least two of these (a-d) exhibit only a physical change.
    B) Leaves turn colors in the fall.
    C) Sugar dissolves in coffee.
    D) Cookies burn in the oven.
    E) A banana ripens.
    C) Sugar dissolves in coffee.
    (this multiple choice question has been scrambled)
  52. Which of the following is a chemical change?

    A) At least two of these (a-d) exhibit a chemical change.
    B) Peanuts are crushed.
    C) Water condenses on a mirror.
    D) A damp towel dries.
    E) A "tin" can rusts.
    E) A "tin" can rusts.
    (this multiple choice question has been scrambled)
  53. An example of a chemical change is

    A) grinding coffee beans
    B) coffee spilled on a shirt
    C) an ice cube melting in a drink
    D) boiling alcohol
    E) digesting a pizza
    E) digesting a pizza
    (this multiple choice question has been scrambled)
  54. In a chemical change,

    A) a phase change never occurs
    B) the products are different substances from the starting materials
    C) the original material can never be regenerated
    D) a phase change must occur
    B) the products are different substances from the starting materials
    (this multiple choice question has been scrambled)
  55. Which of the following describes a chemical property of gold?

    A) Gold is a very dense metal.
    B) Gold is a soft metal.
    C) Gold is a good conductor of heat and electricity.
    D) Gold is an inert (nonreactive) metal.
    E) Gold is a yellow metal.
    D) Gold is an inert (nonreactive) metal.
    (this multiple choice question has been scrambled)
  56. Which of the following is a chemical change?

    A) paper burning
    B) water boiling
    C) butter melting
    D) sugar dissolving in water
    E) gasoline evaporating
    A) paper burning
    (this multiple choice question has been scrambled)
  57. How many of the following are pure compounds: sodium, sugar, oxygen, air, iron?

    A) 5
    B) 1
    C) 4
    D) 3
    E) 2
    B) 1
    (this multiple choice question has been scrambled)
  58. The nutritional calorie (abbreviated Cal) is equal to

    A) 1 mcal.
    B) 4.184 J.
    C) 4.184 cal.
    D) 1 kcal.
    D) 1 kcal.
    (this multiple choice question has been scrambled)
  59. Which of the following is NOT a type of energy or energy transfer?

    A) chemical energy
    B) temperature
    C) heat
    D) work
    B) temperature
    (this multiple choice question has been scrambled)
  60. Water has an unusually high

    A) specific heat.
    B) heat of formation.
    C) molar heat capacity.
    D) heat of combustion.
    A) specific heat.
    (this multiple choice question has been scrambled)
  61. The Law of Conservation of Energy states that

    A) energy can neither be created nor destroyed.
    B) energy can be created but not destroyed.
    C) matter can neither be created nor destroyed.
    D) energy can be destroyed but not created.
    A) energy can neither be created nor destroyed.
    (this multiple choice question has been scrambled)
  62. Which of the following is an example of an object possessing kinetic energy?

    A) a boulder resting on a cliff
    B) a bird perched in a tree
    C) a ball rolling downhill
    D) water at the top of a dam
    E) a stick of dynamite
    C) a ball rolling downhill
    (this multiple choice question has been scrambled)
  63. The symbol for the element chlorine is

    A) Cs
    B) Ch
    C) Co
    D) Cl
    E) C
    D) Cl
    (this multiple choice question has been scrambled)
  64. The symbol for the element potassium is

    A) P
    B) Pm
    C) Pt
    D) Po
    E) K
    E) K
    (this multiple choice question has been scrambled)
  65. The symbol for the element cobalt is

    A) Co
    B) Cb
    C) Cu
    D) K
    E) C
    A) Co
    (this multiple choice question has been scrambled)
  66. The symbol for the element mercury is

    A) Mr
    B) Hg
    C) Mn
    D) Mg
    E) Ag
    B) Hg
    (this multiple choice question has been scrambled)
  67. The symbol for the element lithium is

    A) Lt
    B) L
    C) Lm
    D) Lh
    E) Li
    E) Li
    (this multiple choice question has been scrambled)
  68. The symbol C stands for the element

    A) Two of these are correct.
    B) copper
    C) chromium
    D) cobalt
    E) carbon
    E) carbon
    (this multiple choice question has been scrambled)
  69. The symbol Ag can be used to represent

    A) an aluminum ion
    B) gold
    C) a silver ion
    D) an aluminum atom
    E) a silver atom
    E) a silver atom
    (this multiple choice question has been scrambled)
  70. The symbol for beryllium is

    A) Ber
    B) Bl
    C) Be
    D) Br
    E) B
    C) Be
    (this multiple choice question has been scrambled)
  71. S is the symbol for

    A) sodium
    B) selenium
    C) sulfur
    D) silicon
    C) sulfur
    (this multiple choice question has been scrambled)
  72. The symbol for manganese is

    A) Mn
    B) Mg
    C) none of these
    D) Mo
    E) Ma
    A) Mn
    (this multiple choice question has been scrambled)
  73. The symbol for magnesium is

    A) none of these
    B) Mg
    C) Mo
    D) Ma
    E) Mn
    B) Mg
    (this multiple choice question has been scrambled)
  74. The symbol for the element silver is

    A) Si
    B) S
    C) Ar
    D) Au
    E) Ag
    E) Ag
    (this multiple choice question has been scrambled)
  75. Co is the symbol for

    A) carbon monoxide
    B) carbon
    C) cobalt
    D) chlorine
    E) carboxide
    C) cobalt
    (this multiple choice question has been scrambled)
  76. The symbol for nitrogen is

    A) none of these
    B) N
    C) Na
    D) Ng
    E) Ni
    B) N
    (this multiple choice question has been scrambled)
  77. The law of constant composition applies to

    A) compounds
    B) metalloids
    C) heterogeneous mixtures
    D) homogeneous mixtures
    E) metals
    A) compounds
    (this multiple choice question has been scrambled)
  78. In chemistry, a formula is used to represent

    A) none of these
    B) a compound
    C) a metal
    D) an element
    E) all of these
    B) a compound
    (this multiple choice question has been scrambled)
  79. Metals occur in the _____ of the periodic table.

    A) lower right
    B) lower left
    C) upper right
    D) upper left
    B) lower left
    (this multiple choice question has been scrambled)
  80. The first suggestion that matter consists of atoms was presented by _____.

    A) Rutherford
    B) Lord Kelvin
    C) alchemists
    D) Dalton
    E) ancient Greeks
    E) ancient Greeks
    (this multiple choice question has been scrambled)
  81. _____ suggested the plum pudding model of the atom.

    A) Dmitri Mendeleev
    B) Lord Kelvin
    C) Robert Boyle
    D) J. J. Thomson
    E) Ernest Rutherford
    B) Lord Kelvin
    (this multiple choice question has been scrambled)
  82. The symbol 614C means an isotope of carbon with _____ protons and _____ neutrons.6

    A) 14, 6
    B) 14, 8
    C) 6, 14
    D) 8, 6
    E) 6, 8
    E) 6, 8
    (this multiple choice question has been scrambled)
  83. The person who developed the periodic table was _____.

    A) Ernest Rutherford
    B) Dmitri Mendeleev
    C) Lord Kelvin
    D) J. J. Thomson
    E) Robert Boyle
    B) Dmitri Mendeleev
    (this multiple choice question has been scrambled)
  84. An ion of sulfur has _____ protons and _____ electrons.

    A) 16, 16
    B) 16, 18
    C) 14, 16
    D) 18, 16
    E) 16, 14
    B) 16, 18
    (this multiple choice question has been scrambled)
  85. The neutron is a little more massive than the proton.

    A) True
    B) False
    A) True
  86. The elements of Group 8A are called the halogens.

    A) True
    B) False
    B) False

What would you like to do?

Home > Flashcards > Print Preview