Practice Quiz On Nomenclature

33 Questions | Total Attempts: 542

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Practice Quiz On Nomenclature

Needed SKILLS: Identifying types of chemical compounds, applying the rules to name or write the correct name or formula.


Questions and Answers
  • 1. 
    Which of the following formulas represents a molecular compound?
    • A. 

      SO2

    • B. 

      ZnO

    • C. 

      BeF2

    • D. 

      Xe

  • 2. 
    Which of the following shows both the correct formula and correct name of an acid?
    • A. 

      HClO2, chloric acid

    • B. 

      HNO2, hydronitrous acid

    • C. 

      H3PO4, phosphoric acid

    • D. 

      HI, iodic acid

  • 3. 
    Which of the following shows a prefix used in naming binary molecular compounds with its corresponding number?
    • A. 

      Hexa- , 8

    • B. 

      Deca- , 7

    • C. 

      Octa- , 4

    • D. 

      Nona- , 9

  • 4. 
    Suppose you encounter a chemical formula with H as the cation.  What do you know about this compound immediately?
    • A. 

      It is probably an acid

    • B. 

      It has a +1 charge

    • C. 

      It is an ionic compound

    • D. 

      It is a base

  • 5. 
    Which of the following is not a cation?
    • A. 

      Ca 2+

    • B. 

      Sulfate

    • C. 

      Iron (III) ion

    • D. 

      Mercury (I) ion

  • 6. 
    Which set of the chemical name and chemical formula for the compound is correct?
    • A. 

      Iron (III) phosphate, FePO4

    • B. 

      Ammonium sulfite, (NH4)2S

    • C. 

      Lithium carbonate, LiCO3

    • D. 

      Magnesium dichromate, MgCrO4

  • 7. 
    What is the correct name for CoCl2
    • A. 

      Cobalt (II) chlorate

    • B. 

      Cobalt (I) chloride

    • C. 

      Cobalt (I) chlorate

    • D. 

      Cobalt (II) chloride

  • 8. 
    When naming a transition metal ion that can have more than one common ionic charge, the numerical value of the charge is indicated by a
    • A. 

      Superscript after the name

    • B. 

      Roman Numeral following the anion

    • C. 

      Prefix

    • D. 

      Roman Numerals following the cation

  • 9. 
    Which of the following correctly represents an ion pair and the ionic compound the ions would  form?
    • A. 

      Na+, Cl- ; NaCl2

    • B. 

      Ca +2, F- ; CaF2

    • C. 

      Ba +2, O -2 ; Ba2O2

    • D. 

      Pb +4 , O -2 ; Pb2O4

  • 10. 
    What type of ions have names ending in -ide?
    • A. 

      Only metal ions

    • B. 

      Only cations

    • C. 

      Only gaseous ions

    • D. 

      Only anions

  • 11. 
    Which element, when combined with fluorine, would most likely form an ionic compound?
    • A. 

      Phosphorus

    • B. 

      Lithium

    • C. 

      Carbon

    • D. 

      Chlorine

  • 12. 
    Which of the following compounds contains the lead (II) ion?
    • A. 

      Pb2O

    • B. 

      PbO

    • C. 

      Pb2S

    • D. 

      PbCl4

  • 13. 
    Which of the following is true about the composition of ionic compounds?
    • A. 

      They are composed of anions and cations

    • B. 

      They are formed from two or more nonmetallic elements

    • C. 

      They are composed of anions only

    • D. 

      They are composed of cations only

  • 14. 
    What is the correct formula for barium chlorate?
    • A. 

      BaCl2

    • B. 

      Ba(ClO2)2

    • C. 

      Ba(ClO3)2

    • D. 

      Ba(ClO)2

  • 15. 
    Which of the following shows correctly an ion pair and ionic compound the two ions form?
    • A. 

      Fe +3 , O -2 ; Fe2O3

    • B. 

      Cr +3 , I- ; CrI

    • C. 

      Sn +4 , N -3 ; Sn4N3

    • D. 

      Cu +2 , O -2 ; Cu2O2

  • 16. 
    Which set of chemical name and formula for the same compound is correct?
    • A. 

      Tin(IV)bromide ; SnBr4

    • B. 

      Iron(II)oxide ; Fe2O3

    • C. 

      Aluminum fluorate ; AlF3

    • D. 

      Potassium chloride ; K2Cl2

  • 17. 
    What is the correct name for Sn3(PO4)2 ?
    • A. 

      Tin (V) phosphate

    • B. 

      Tin (III) phosphate

    • C. 

      Tritin diphosphate

    • D. 

      Tin (II )phosphate

  • 18. 
    Aluminum is a group 13 metal. Which ion does Al typically form?
    • A. 

      Al -3

    • B. 

      Al +5

    • C. 

      Al +3

    • D. 

      Al -5

  • 19. 
    Which of the following formulas represents an ionic compound?
    • A. 

      CS2

    • B. 

      BaI2

    • C. 

      PCl3

    • D. 

      N2O4

  • 20. 
    Molecular compounds are usually
    • A. 

      Composed of two or more nonmetals

    • B. 

      Composed of positive and negative ions

    • C. 

      Composed of metal and nonmetal

    • D. 

      Composed of two or more transition elements

  • 21. 
    How are chemical formulas of binary ionic compounds generally written?
    • A. 

      Anion on the left, cation on the right

    • B. 

      Roman numeral first, then anion, then cation

    • C. 

      Subscripts first, then ions

    • D. 

      Cation on the left, anion on the right

  • 22. 
    Which of the following correctly provides the names and formulas of polyatomic ions?
    • A. 

      Nitrite: NO - ; nitrate: NO -2

    • B. 

      Carbonate: HCO -3 ; bicarbonate: CO3 -2

    • C. 

      Sulfite: S -2 ; sulfate: SO3 -

    • D. 

      Chromate: CrO4 -2 ; dichromate: Cr2O7 -2

  • 23. 
    What is the correct name for the chemical symbol N -3?
  • 24. 
    What is the formula for sulfurous acid?
  • 25. 
    What is the formula for hydrosulfuric acid?
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