Chemistry Final Prep #1

22 Questions | Total Attempts: 109

SettingsSettingsSettings
Chemistry Quizzes & Trivia

Questions and Answers
  • 1. 
    Cations are....
    1. Positively charged
    2. Negatively charged
    3. Loses electrons
    4. Gains electrons
    5. Tend to be metals
    6. Tend to be non metals
    • A. 

      1, 3 and 5

    • B. 

      1,3 and 6

    • C. 

      2,3 and 5

    • D. 

      2, 4 and 6

  • 2. 
    Ionic bonds form when...
    • A. 

      Two cations bond

    • B. 

      Two anions bond

    • C. 

      Two ions share electrons

    • D. 

      One cation and one anion give and take electrons

  • 3. 
    Metallic bonds are formed when....
    • A. 

      Cations and anions form a crystal lattice

    • B. 

      Cations bond with delocalized electrons

    • C. 

      Cations bond with other cations

    • D. 

      Anions bond with other anions

  • 4. 
    Ionic compounds can be electrolytes (conduct electricity) when....
    • A. 

      In their solid state

    • B. 

      In their liquid state

    • C. 

      In an aqueous solution

    • D. 

      All of the above

    • E. 

      None of the above

    • F. 

      Two of the above.

  • 5. 
    Transition elements (D-block) need roman numerals when naming because.....
    • A. 

      They have multiple charges (oxidation states).

    • B. 

      They have electrons that are in a different energy level.

    • C. 

      D block is larger than the s or p block

    • D. 

      None of the above.

  • 6. 
    An alloy forms when.....
    • A. 

      Metallic atoms are substituted for other atoms in a crystal lattice

    • B. 

      Other atoms are placed in the spaces of a crystal lattice

    • C. 

      All of the above

    • D. 

      None of the above.

  • 7. 
    Neutral atoms form ions in order to ....
    • A. 

      Gain stability

    • B. 

      Achieve 8 valence electrons

    • C. 

      To form noble gas-type electron configurations

    • D. 

      All of the above

    • E. 

      None of the above.

  • 8. 
    Covalent bonds form when.....
    • A. 

      Electrons are shared between two or more atoms to form an octet

    • B. 

      Cations and anions are formed and are electrostatically attracted

    • C. 

      Cations swim in a sea of electrons.

    • D. 

      Ions give and take electrons to achieve an octet.

  • 9. 
    Aqueous solutions have a solute and a solvent.  The solvent is....
    • A. 

      The compound being dissolved

    • B. 

      Water

    • C. 

      The combination of solute and solution

    • D. 

      A precipitate

  • 10. 
    A precipitate is formed when...
    • A. 

      Two cations bond instead of one cation and one anion

    • B. 

      A cation and an anion form a solid in solution

    • C. 

      A solid is dissolved in water

    • D. 

      A compound is soluble.

  • 11. 
    Resonance can happen when any molecule has more than one valid Lewis structure.  When this happens the bonds...
    • A. 

      Have the same lengths

    • B. 

      Have different lengths, because one will be a double bond and the others will be single.

    • C. 

      Will not be stable and the molecule doesn't form

    • D. 

      None of the above.

  • 12. 
    Products in a reaction are....
    • A. 

      On the right side of the arrow

    • B. 

      On the left side of the arrow

    • C. 

      Rarely stable

    • D. 

      None of the above.

  • 13. 
    Spectator ions are those ions in a reaction that.....
    • A. 

      Form a precipitate

    • B. 

      Form a gas

    • C. 

      Do not participate in the reaction

    • D. 

      Are a part of the net ionic equation

  • 14. 
    A single replacement reaction...
    • A. 

      Is the replacement of one part of an ionic compound with another ion in solution.

    • B. 

      May or may not occur depending on the activity series.

    • C. 

      Can happen with the cation or anion part of the reactants

    • D. 

      All of the above.

    • E. 

      None of the above.

  • 15. 
    The mole refers to...
    • A. 

      A number of particles

    • B. 

      The mass of an atom

    • C. 

      The volume of a solid

    • D. 

      All of the above.

  • 16. 
    How are the empirical formula and molecular formula different?
    • A. 

      They are not different. They are always the same

    • B. 

      The empirical formula is the simplest form and the molecular formula is how the molecule really exists.

    • C. 

      The molecularl formula is the simplest form and the empirical formula is how the molecule really exists.

    • D. 

      None of the above.

  • 17. 
    When a compound is a hydrate, that means....
    • A. 

      The compound is bonded to one or more water molecules

    • B. 

      The compound is dissolved in water

    • C. 

      The compound is water

    • D. 

      The compound has had all of the water removed.

  • 18. 
    The limiting reagent (reactant) in a reaction is always the one...
    • A. 

      With the smallest molar mass

    • B. 

      The largest molar mass

    • C. 

      The least amount of moles

    • D. 

      The one that will run out first

    • E. 

      More than one of the above.

  • 19. 
    The percent yield is...
    • A. 

      Is the most amount of product you can get in a chemical reaction

    • B. 

      What you get when you divide the actual yield by the theoretical yield.

    • C. 

      Is the least amount of product you can get in a chemical reaction

    • D. 

      Is the yield produced by the excess reactant

  • 20. 
    Absolute zero is
    • A. 

      273 K

    • B. 

      0 C

    • C. 

      -273 K

    • D. 

      -273 C

    • E. 

      More than one of the above

  • 21. 
    When a gas changes temperature in a flexible container....
    • A. 

      Only the pressure will change

    • B. 

      Only the volume will change

    • C. 

      Volume and pressure will change

    • D. 

      Nothing changes.

  • 22. 
    According to KMT, 
    • A. 

      Pressure is formed from the collisions of gas molecules with each other and the container

    • B. 

      Volume is formed from the space between the molecules and not from the volume of the molecules themselves.

    • C. 

      Attraction between gas molecules is minimized due to the speed at which they are traveling and the space between them.

    • D. 

      All of the above are true

    • E. 

      Two of the above are true, but one is false

    • F. 

      All of the above are false.

Back to Top Back to top