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Reviewing for the PS Exam

Quiz by Laura McMillen

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30 questions
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  • Q1
    Which of the following is a physical property of a substance?
    reacts with heat or light
    tarnishes or rusts
    density or viscosity
    flammability or corrosive
    30s
  • Q2
    What phase change occurs with condensation?
    liquid to gas
    gas to liquid
    solid to gas
    liquid to solid
    30s
  • Q3
    Why is melting crayons a physical change?
    the appearance and identity changes
    a new substance is not created.
    it involves heat
    the color changes
    30s
  • Q4
    Which of the following is a chemical change?
    soured milk
    ground flour
    blended paints
    dissolved salt in water
    30s
  • Q5
    Metals are ...
    ductile
    insulators
    malleable
    dull
    30s
  • Q6
    The atomic number is the small number that gives ....
    the number of neutrons
    the number of protons
    the mass
    the charge
    30s
  • Q7
    Describe gas particles?
    defined shape and volume
    loosely packed, filling the container, lots of kinetic energy
    medium energy, defined volume
    sluggish, closely packed
    30s
  • Q8
    How many atoms are in H2SO4
    6
    8
    7
    3
    30s
  • Q9
    A ph of 6 would be
    slightly acidic
    very acidic
    slightly basic
    neutral
    30s
  • Q10
    If blue litmus paper turns red, the test of ______ is positive.
    acids
    bases
    neutral substances
    30s
  • Q11
    When two or more elements join chemically to make one product ____________ occurs.
    double replacement
    decomposition
    single replacement
    synthesis
    30s
  • Q12
    If hydrogen and oxygen combine to form water, the reactants are ______.
    water
    oxygen
    hydrogen
    hydrogen and oxygen
    30s
  • Q13
    Phosphorus trichloride is ____
    PCl3
    P3Cl
    PCl
    P3CL3
    30s
  • Q14
    Name this compound Na2S
    sodium (II) sulfide
    sodium sulfur
    sodium sulfide
    disodium monosulfide
    30s
  • Q15
    Plastic, wood, and glass are all _
    conductors
    metals
    nonmetals
    insulators
    30s

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