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- 1. Fill in the Blank
A charged particle that has gained or lost electrons is called a _____.
- 2. Multiple ChoiceWrite the formula for barium + nitrogenBa2N3Ba3N2BaNBaN3
- 3. Multiple ChoiceWhat is the formula of Sodium oxide?Na2ONaO2Na2O2Na2O
- 4. Multiple ChoiceIf copper (II) and phosphate bond together, the resulting chemical formula would be:Cu2(PO4)3CuPO4Cu3(PO4)2Cu3PO4
- 5. Fill in the Blank
This picture shows _________ bonding?
- 6. Multiple ChoiceWrite the correct formula for an ionic compound formed from S2- and Rb1+.SRb2SRbRb2SRbS2
- 7. Multiple ChoiceMagnesium bromide is an ionic compound with the chemical formula MgBr₂. What does the "2" tell you?There are 2 bromide ions for every magnesium ionBromide has a 2- chargeBromide has a 2+ chargeThere are 2 magnesium ions to every bromide ion
- 8. Multiple ChoiceWhat is the chemical formula for calcium nitrate?CaNO3Ca(NO2)2Ca(NO3)2Ca3N2
- 9. Fill in the Blank
Atoms gain or lose electrons to become stable by satisfying this rule.
- 10. Multiple ChoiceWhich is the correct lewis dot structure for calcium chloride?ABC
- 11. Multiple Choice
The picture above is the correct lewis dot stucture of Potassium Iodide?
True
False
- 12. Multiple Choice
When more than one polyatomic ion is necessary to balance the charges what must you do?
multiply the subscripts on the polyatomic ion by the subscript you are adding
write the subscript next to any subscripts on the polyatomic ion
put parentheses around the polyatomic ion before adding the subscript
put the polyatomic ion in square brackets before adding the subscript
- 13. Multiple Choice
How many oxygen atoms are in one formula unit of gold (III) sulfate?
6
8
12
16
4
- 14. Multiple ChoiceNitrogen will form which of the following ions?NN-3N-5N+5
- 15. Multiple Choice
What is the charge of ion "X" in CaX?
+1
-1
+2
-2
- Answer choicesTagsAnswer choicesTags