Name: 
 

Ch 7 - Ionic and Metallic Bonding Formative Quiz


Matching (Value 5)
 
 
Match each item with the correct statement below.
a.
halide ion
e.
valence electron
b.
octet rule
f.
coordination number
c.
ionic bond
g.
metallic bond
d.
electron dot structure
 

 1. 

 Atoms react so as to acquire the stable electron structure of a noble gas.
 

 2. 

 a depiction of valence electrons around the symbol of an element
 

 3. 

 an anion of chlorine or other halogen
 

 4. 

 the force of attraction binding oppositely charged ions together
 

 5. 

 the attraction of valence electrons for metal ions
 

Multiple Choice (Value 10)
Identify the choice that best completes the statement or answers the question.
 

 6. 
How many valence electrons are in an atom of phosphorus?
a.
2
c.
4
b.
3
d.
5
 

 7. 
How many valence electrons are in an atom of magnesium?
a.
2
c.
4
b.
3
d.
5
 

 8. 
What is the formula of the ion formed when potassium achieves noble-gas electron configuration?
a.
Kmc008-1.jpg
c.
Kmc008-3.jpg
b.
Kmc008-2.jpg
d.
Kmc008-4.jpg
 

 9. 
Which of the following elements does NOT form an ion with a charge of 1mc009-1.jpg?
a.
fluorine
c.
potassium
b.
hydrogen
d.
sodium
 

 10. 
What is the charge on the cation in the ionic compound sodium sulfide?
a.
0
c.
2mc010-2.jpg
b.
1mc010-1.jpg
d.
3mc010-3.jpg
 

 11. 
How many valence electrons are transferred from the nitrogen atom to potassium in the formation of the compound potassium nitride?
a.
0
c.
2
b.
1
d.
3
 

 12. 
What is the formula unit of sodium nitride?
a.
NaN
c.
Namc012-2.jpgN
b.
Namc012-1.jpgN
d.
NaNmc012-3.jpg
 

 13. 
What is the name of the ionic compound formed from lithium and bromine?
a.
lithium bromine
c.
lithium bromium
b.
lithium bromide
d.
lithium bromate
 

 14. 
Which of the following is NOT a characteristic of most ionic compounds?
a.
They are solids.
b.
They have low melting points.
c.
When melted, they conduct an electric current.
d.
They are composed of metallic and nonmetallic elements.
 

 15. 
Which metallic crystal structure has a coordination number of 8?
a.
body-centered cubic
c.
hexagonal close-packing
b.
face-centered cubic
d.
tetragonal
 

Short Answer (Value 4)
 

 16. 
Write IUPAC names for formulas and formulas for IUPAC names.
a) VBr5                             

b) Ni(OH)3                             

c) bismuth(III)silicate             ______     

d) FeO                              
 

Numeric Response (Value 2)
 

 17. 
How many valence electrons are in rubidium?

 

 18. 
What is the charge of a particle having 9 protons and 10 electrons?

 



 
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