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- 1. Multiple Choice
Which of the following elements could you substitute for "X" in this electron dot diagram?
Si
Al
H
Cl
- 2. Multiple Choice
Which ion does this electron configuration represent? 1s2 2s2 2p6
N3-
Cl-
Li+
Fe2+
- 3. Multiple Choice
Which of the following pairs would NOT form an ionic compound?
Al / Br
Mg / S
Na / B
K / F
- 4. Multiple Choice
What is the charge on the ionic compound CuF2?
2-
1-
1+
0
- 5. Multiple Choice
Characteristic properties of metals, such as malleability and high conductivity are due to
the ability of valence electrons to flow freely
the rigid crystalline structure of metals.
ionic bonding in metals.
the high melting points of metals.
- 6. Multiple Choice
The name of the ionic compound when Na bonds with F is
Sodium Difluoride
Monosodium Fluoride
Sodium Fluoride
Fluroide Sodium
- 7. Multiple Choice
Which group will lose 3 electrons to be more stable?
1A
2A
3A
4A
- 8. Multiple Choice
What is the correct formula for magnesium nitride?
MgN
Mg3N2
MnNi
Mn3N2
- 9. Multiple Choice
What is the name of this ionic compound: Cu2SO4?
Copper (I) sulfate
Copper (II) sulfate
Dicopper sulfate
Copper (I) sulfide oxide
- 10. Multiple Choice
The elements X and Y combine to form the ionic compound XY2. What are the likely charges of X and Y?
X = +2, Y = -1
X = +2, Y = -2
X = +1, Y = -2
X = -2, Y = +1
- 11. Fill in the Blank
What is the name the compound formed when the following elements combine - sodium nitrogen
- 12. Multiple Choice
Which of the following are properties of ionic compounds?
high melting point
low melting point
conduct electricty when molten
conduct electricty solid
conduct electricty when dissolved
- 13. Multiple Choice
Which of the following statements are correct when barium and oxygen combine?
- Each barium atom loses 2 electrons and forms a cation.
- Oxygen atoms form oxide anions (O2-)
- The barium and oxygen ions are in a 1:1 ratio
1 and 2 only
2 and 3 only
1 and 3 only
1, 2 and 3
- 14. Multiple Choice
How many valence electrons does sulfur have?
16
8
6
0
- 15. Multiple Choice
When a bromine atom gains an electron
A bromine ion is formed
The ion has a 1- charge
The ion formed is an anion
All the statements are correct
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