Questions and Answers
What is the formula for the compound that forms between Barium and the hydroxide ion?
Ba(OH)2
What is the formula for the compound that forms between Barium and the chromate ion?
BaCrO4
What is the formula for the compound that forms between Barium and the phosphate ion?
Ba3(PO4)2
What is the formula for the compound that forms between Barium and the cyanide ion?
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What is the name of the ionic compound CuNO2?
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What is the name of the ionic compound Mg(C2H3O2)2?
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What is the name of the ionic compound Ba(NO3)2?
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What is the name of the ionic compound Pb(C2H3O2)2?
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What is the name of the ionic compound KClO3?
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What is the name of the ionic compound PbSO4?
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Study Notes
Barium Compounds with Polyatomic Ions
- Barium Hydroxide: ( \text{Ba(OH)}_2 ) is formed with the hydroxide ion.
- Barium Chromate: ( \text{BaCrO}_4 ) combines with the chromate ion.
- Barium Phosphate: ( \text{Ba}_3(\text{PO}_4)_2 ) is created with the phosphate ion.
- Barium Cyanide: ( \text{Ba(CN)}_2 ) results from the cyanide ion.
Naming Ionic Compounds with Polyatomic Ions
- Copper (II) Nitrite: Named from ( \text{CuNO}_2 ), indicating the presence of copper in the +2 oxidation state combined with nitrite.
- Magnesium Acetate: Derived from the formula ( \text{Mg(C}_2\text{H}_3\text{O}_2)_2 ), includes magnesium with acetate ions.
- Barium Nitrate: The compound ( \text{Ba(NO}_3)_2 ) denotes barium combined with nitrate ions.
- Lead (II) Acetate: Named from ( \text{Pb(C}_2\text{H}_3\text{O}_2)_2 ), shows lead in a +2 oxidation state with acetate.
- Potassium Chlorate: The ionic compound ( \text{KClO}_3 ) consists of potassium and chlorate ions.
- Lead (II) Sulfate: Derived from ( \text{PbSO}_4 ), indicating lead combined with sulfate.
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Test your knowledge of Barium compounds in Chemistry Chapter 3 with these flashcards. Each card provides the formula for compounds formed between Barium and various polyatomic ions. Perfect for homework review and preparation for exams.
