Name: 
 

Ch 9 - Chemical Names and Formulas - Section 1, 2 & 3 Test


Matching (Value 5)
 
 
Match each item with the correct statement below.
a.
monatomic ion
f.
cation
b.
acid
g.
binary compound
c.
base
h.
anion
d.
law of definite proportions
i.
polyatomic ion
e.
law of multiple proportions
 

 1. 

 consists of a single atom with a positive or negative charge
 

 2. 

 atom or group of atoms having a negative charge
 

 3. 

 atom or group of atoms having a positive charge
 

 4. 

 tightly-bound group of atoms that behaves as a unit and carries a net charge
 

 5. 

 compound composed of two different elements
 

Multiple Choice (Value 24)
Identify the choice that best completes the statement or answers the question.
 

 6. 
When Group 2A elements form ions, they ____.
a.
lose two protons
c.
lose two electrons
b.
gain two protons
d.
gain two electrons
 

 7. 
What is the correct name for the Nmc007-1.jpg ion?
a.
nitrate ion
c.
nitride ion
b.
nitrogen ion
d.
nitrite ion
 

 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.
prefix
c.
Roman numeral following the name
b.
suffix
d.
superscript after the name
 

 9. 
Aluminum is a group 3A metal. Which ion does A1 typically form?
a.
Almc009-1.jpg
c.
Almc009-3.jpg
b.
Almc009-2.jpg
d.
Almc009-4.jpg
 

 10. 
In which of the following are the symbol and name for the ion given correctly?
a.
Femc010-1.jpg: ferrous ion; Femc010-2.jpg: ferric ion
b.
Snmc010-3.jpg: stannic ion; Snmc010-4.jpg: stannous ion
c.
Comc010-5.jpg: cobalt(II) ion; Comc010-6.jpg: cobaltous ion
d.
Pbmc010-7.jpg: lead ion; Pbmc010-8.jpg: lead(IV) ion
 

 11. 
The nonmetals in Groups 6A and 7A ____.
a.
lose electrons when they form ions
b.
have a numerical charge that is found by subtracting 8 from the group number
c.
all have ions with a –1 charge
d.
end in -ate
 

 12. 
What is the Stock name for chromic ion?
a.
chromium(I) ion
c.
chromium(III) ion
b.
chromium(II) ion
d.
chromium(IV) ion
 

 13. 
In which of the following are the symbol and name for the ion given correctly?
a.
NHmc013-1.jpgmc013-2.jpg: ammonia; Hmc013-3.jpg: hydride
c.
OHmc013-11.jpg: hydroxide; Omc013-12.jpg: oxide
b.
Cmc013-4.jpgHmc013-5.jpgOmc013-6.jpgmc013-7.jpg: acetate; Cmc013-8.jpgOmc013-9.jpgmc013-10.jpg : oxalite
d.
POmc013-13.jpgmc013-14.jpg: phosphate; POmc013-15.jpgmc013-16.jpg: phosphite
 

 14. 
An -ate or -ite at the end of a compound name usually indicates that the compound contains ____.
a.
fewer electrons than protons
c.
only two elements
b.
neutral molecules
d.
a polyatomic anion
 

 15. 
How are chemical formulas of binary ionic compounds generally written?
a.
cation on left, anion on right
b.
anion on left, cation on right
c.
Roman numeral first, then anion, then cation
d.
subscripts first, then ions
 

 16. 
Which of the following is true about the composition of ionic compounds?
a.
They are composed of anions and cations.
b.
They are composed of anions only.
c.
They are composed of cations only.
d.
They are formed from two or more nonmetallic elements.
 

 17. 
Which of the following formulas represents an ionic compound?
a.
CSmc017-1.jpg
c.
Nmc017-3.jpgOmc017-4.jpg
b.
BaImc017-2.jpg
d.
PClmc017-5.jpg
 

 18. 
In which of the following are the formula of the ionic compound and the charge on the metal ion shown correctly?
a.
UClmc018-1.jpg, Umc018-2.jpg
c.
IrSmc018-5.jpg, Irmc018-6.jpg
b.
ThOmc018-3.jpg, Thmc018-4.jpg
d.
NiO, Nimc018-7.jpg
 

 19. 
Which of the following correctly represents an ion pair and the ionic compound the ions form?
a.
Camc019-1.jpg, Fmc019-2.jpg; CaFmc019-3.jpg
c.
Bamc019-7.jpg, Omc019-8.jpg; Bamc019-9.jpgOmc019-10.jpg
b.
Namc019-4.jpg, Clmc019-5.jpg; NaClmc019-6.jpg
d.
Pbmc019-11.jpg, Omc019-12.jpg; Pbmc019-13.jpgOmc019-14.jpg
 

 20. 
In which of the following is the name and formula given correctly?
a.
sodium oxide, NaO
c.
cobaltous chloride, CoClmc020-1.jpg
b.
barium nitride, BaN
d.
stannic fluoride, SnFmc020-2.jpg
 

 21. 
Which of the following compounds contains the lead(II) ion?
a.
PbO
c.
Pb2O
b.
PbCl4
d.
Pb2S
 

 22. 
Which set of chemical name and chemical formula for the same compound is correct?
a.
iron(II) oxide, Femc022-1.jpgOmc022-2.jpg
c.
tin(IV) bromide, SnBrmc022-4.jpg
b.
aluminum fluorate, AlFmc022-3.jpg
d.
potassium chloride, Kmc022-5.jpgClmc022-6.jpg
 

 23. 
What is the correct formula for potassium sulfite?
a.
KHSOmc023-1.jpg
c.
Kmc023-3.jpgSOmc023-4.jpg
b.
KHSOmc023-2.jpg
d.
Kmc023-5.jpgSOmc023-6.jpg
 

 24. 
What is the ending for the names of all binary compounds, both ionic and molecular?
a.
-ide
c.
-ade
b.
-ite
d.
-ate
 

 25. 
Which of the following correctly shows a prefix used in naming binary molecular compounds with its corresponding number?
a.
deca-, 7
c.
hexa-, 8
b.
nona-, 9
d.
octa-, 4
 

 26. 
Select the correct formula for sulfur hexafluoride.
a.
Smc026-1.jpgFmc026-2.jpg
c.
Fmc026-5.jpgSmc026-6.jpg
b.
Fmc026-3.jpgSOmc026-4.jpg
d.
SFmc026-7.jpg
 

 27. 
What is the correct name for the compound CoClmc027-1.jpg?
a.
cobalt(I) chlorate
c.
cobalt(II) chlorate
b.
cobalt(I) chloride
d.
cobalt(II) chloride
 

 28. 
What is the correct formula for barium chlorate?
a.
Ba(ClO)mc028-1.jpg
c.
Ba(ClOmc028-4.jpg)mc028-5.jpg
b.
Ba(ClOmc028-2.jpg)mc028-3.jpg
d.
BaClmc028-6.jpg
 

 29. 
What is the correct formula for calcium dihydrogen phosphate?
a.
CaHmc029-1.jpgPOmc029-2.jpg
c.
Ca(Hmc029-6.jpgPOmc029-7.jpg)mc029-8.jpg
b.
Camc029-3.jpgHmc029-4.jpgPOmc029-5.jpg
d.
Ca(Hmc029-9.jpgHPOmc029-10.jpg)mc029-11.jpg
 

Numeric Response (Value 5)
 

 30. 
Write the charge of an chloride ion.

 

 31. 
What is the charge on the polyatomic ions nitrite and chlorite?

 

 32. 
What is the charge on the cation in CuSOnr032-1.jpg?

 

 33. 
What is the ionic charge on the zirconium ion in the ionic compound zirconium oxide, ZrOnr033-1.jpg?

 

 34. 
How many iron(II) ions combine with oxygen to form iron(II) oxide?

 

 35. 
Determine the subscript for ammonium in the chemical formula for ammonium dichromate.

 



 
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