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Elements and compounds

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  • The air is a _________.
    Mixture
  • Is sugar (C12H22O11) an element or a compound?
    Compound
  • Salt is an example of _______.
    Compound
  • Examples of this matter are diamonds (C) and Uranium (U)
    Elements
  • Is sugar (C12H22O11) an element or a compound? a) HCl b) Cl c) NaCl d) CO2
    b) Cl
  • The mechanical seperation of elements is __________. (possible / impossible)
    Impossible
  • Elements can be broken down into simpler substances (T/F)
    False
  • diagram "d" is an example of a(n)
    Mixture
  • An alloy is an example of a ________.
    Mixture
  • diagram "c" is an example of a(n)
    Mixture
  • Contains two or more atoms combined
    Compound
  • Examples of this matter are milk and gasoline.
    Mixtures
  • Which of the following are the types of pure substances? a) Elements b) Compounds c) Mixtures d) Metals
    Elements and Compounds
  • Contains only one kind of atom.
    Element
  • diagram "a" is an example of a(n)
    Compound
  • What are the two characteristics of matter?
    mass and takes up space
  • Diagram "b" is an example of a(n)
    Element
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