Unit 4 Supplemental Pre Test

70 Questions | Total Attempts: 67

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Pretest Quizzes & Trivia

This is the supplemental and comprehensive PreTest for your Unit 4 Test. Take your time and answer as best as you can.


Questions and Answers
  • 1. 
    Atoms are electrically neutral; that is they do not have a charge.
    • A. 

      True

    • B. 

      False

  • 2. 
    Electrons have what kind of charge?
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      Neutral

  • 3. 
    What is the name given to the outermost electron(s)?
    • A. 

      Outside electrons

    • B. 

      Plutonium electrons

    • C. 

      Valence electrons

  • 4. 
    When an electron is added to or removed from an atom, the atom becomes a(n) ________.
    • A. 

      Ion

    • B. 

      Bond

    • C. 

      Nothing; it stays an atom

  • 5. 
    The process of removing or adding electrons is called __________.
    • A. 

      Work

    • B. 

      Ionization

    • C. 

      Electrification

  • 6. 
    Positively charged ions, called ____________, result from loss of electrons.
    • A. 

      Cations

    • B. 

      Anions

  • 7. 
    Negatively charged ions, called ____________, result from gain of electrons.
    • A. 

      Cations

    • B. 

      Anions

  • 8. 
    An _______ bond forms when a cation transfers its extra electron to an anion who needs it.
    • A. 

      Metallic

    • B. 

      Covalent

    • C. 

      Ionic

  • 9. 
    Ions of opposite charge __________ each other easily, so they form a specific pattern called a crystal lattice.
    • A. 

      Repel

    • B. 

      Attract

  • 10. 
    Ionic bonds always form between metals and ___________.
    • A. 

      Nonmetals

    • B. 

      Metals

    • C. 

      Metalloids

  • 11. 
    1. What is the molecular shape of BI3?
    • A. 

      Tetrahedral

    • B. 

      Trigonal pyramidal

    • C. 

      Linear

    • D. 

      Trigonal planar

    • E. 

      Octahedral

  • 12. 
    2. What is the electron geometry of NF3?
    • A. 

      Tetrahedral

    • B. 

      Trigonal pyramidal

    • C. 

      Linear

    • D. 

      Trigonal planar

    • E. 

      Octahedral

  • 13. 
    3. What is the molecular shape of C2H2?
    • A. 

      Tetrahedral

    • B. 

      Trigonal pyramidal

    • C. 

      Linear

    • D. 

      Trigonal planar

    • E. 

      Octahedral

  • 14. 
    Multiple Choice: Name the compound CS4
    • A. 

      Carbon sulfide

    • B. 

      Monocarbon tetrasulfide

    • C. 

      Carbon tetrasulfide

    • D. 

      Monocarbon sulfide

  • 15. 
    Multiple Choice: Name the compound HMnO4
    • A. 

      Permanganic acid

    • B. 

      Manganic acid

    • C. 

      Hydromanganic acid

    • D. 

      Hydropermanganic acid

  • 16. 
    Multiple Choice: Name the compound ZnS
    • A. 

      Zinc sulfur

    • B. 

      Monozinc sulfide

    • C. 

      Monozinc monosulfide

    • D. 

      Zinc sulfide

  • 17. 
    Multiple Choice: Name the compound AlPO4
    • A. 

      Aluminum perphosphate

    • B. 

      Aluminum phosphate

    • C. 

      Aluminum phosphite

    • D. 

      Aluminum hypophosphite

  • 18. 
    Multiple Choice: Name the compound  KNO2
    • A. 

      Potassium hyponitrite

    • B. 

      Potassium nitrite

    • C. 

      Potassium nitrate

    • D. 

      Potassium pernitrate

  • 19. 
    Multiple Choice: Name the compound Sn(OH)4
    • A. 

      Tin (IV) hydroxide

    • B. 

      Tin hydroxide

    • C. 

      Stannous hydroxide

    • D. 

      Tin (II) hydroxide

  • 20. 
    Multiple Choice: Name the compound NH4HCO3
    • A. 

      Ammonium hydrocarbonate

    • B. 

      Ammonium carbonate

    • C. 

      Ammonium tricarbonate

    • D. 

      Ammonium hydrogen carbonate

  • 21. 
    Multiple Choice: Name the compound Pb3(BO3)4
    • A. 

      Lead borate

    • B. 

      Lead perborate

    • C. 

      Lead (IV) borate

    • D. 

      Lead (IV) perborate

  • 22. 
    Multiple Choice: Name the compound C3H8
    • A. 

      Carbon hydrogen

    • B. 

      Carbon hydride

    • C. 

      Tricarbon octahydride

    • D. 

      Carbon octahydride

  • 23. 
    Identification: Name the compound MgO2
  • 24. 
    Identification: Name the compound HBrO
  • 25. 
    Identification: Name the compound NaClO
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