Wksht 2-11 Name: Date: Class period: ____ Unit 2: The Atom “Ionic

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Wksht 2-11
Name: ___________________________________ Date: _________________ Class period: ____
Unit 2: The Atom
“Ionic Compounds”
HOMEWORK!
Part I. Directions: Please answer each fill in the blank with the best answer. 
1. __________ are atoms or groups of atoms that have a positive or negative charge.
2. A ______________________ is any atom or group of atoms with a positive charge
3. When Calcium loses 2 electrons it will have a ___________________ charge.
4. An ____________________ is any atom or group of atoms with a negative charge.
5. S-2 is called the _____________________ ion.
6. CO3-2 is called the ____________________ ion.
7. A ____________________________ ion is made up of a single atom.
8. A ____________________________ ion is a covalently bonded group of atoms with an
overall positive or negative charge.
9. An ionic compound is always made up of a _____________ and a ______________.
Part II. Directions: Write the chemical formula for the following ionic compounds given
their names. Remember to balance your charges!
1.
Rubidium fluoride
2.
Aluminum chloride
3.
Calcium oxide
4.
Silver nitrate
5.
Barium acetate
6.
Nickel (II) chlorate
7.
Strontium chromate
8.
Magnesium cyanide
9.
Potassium hydroxide
Part III. Directions: Name the following ionic compounds.
1. NaBr
5. Be3P2
2. Ba(SO4)
6. Na3(PO4)
3. MgCl2
7. Li2S
4. Ca(CO3)
8. AlF3
9. Al(NO3)3
13. Ag(ClO3)
10. Ga2O3
14. Na3N
11. K2(CrO4)
15. Rb(NO3)
12. ZnBr2
Part IV. Directions: Determine the correct Roman numeral for the cation in each of the
following ionic compounds and then name the compound.
1. Cu(NO3)
2. CrCl3
3. Hg(C2O4)
4. SnI4
5. Fe(CO3)
6. Co(OH)2
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