Concept explainers
Write the formula for each of the following pounds and indicate which ones are best described as ionic:
(a) sodium hypochlorite
(b) boron triiodide
(c) aluminum perchlorate
(d) calcium acetate
(e) potassium permanganate
(f) ammonium sulfite
(g) potassium dihydrogen phosphate
(h) disulfur dichloride
(i) chlorine trifluoride
(j) phosphorus trilluoride
(a)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is sodium hypochlorite. And its molecular formula is
In this compound sodium
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence, the given compound sodium hypochlorite
(b)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is boron triiodide. And its molecular formula is
In this compound boron
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
The given compound boron triiodide
(c)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is aluminum perchlorate. And its molecular formula is
In this compound aluminum
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
The given compound aluminum perchlorate
(d)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is calcium acetate. And its molecular formula is
In this compound Calcium
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
The given compound calcium acetate
(e)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is potassium permanganate. And its molecular formula is
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
The given compound potassium permanganate
(f)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is ammonium sulfite. And its molecular formula is
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
The given compound ammonium sulfite
(g)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is potassium dihydrogen phosphate. And its molecular formula is
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
The given compound potassium dihydrogen phosphate
(h)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is disulfur dichloride. And its molecular formula is
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
Sulfur and chlorine are nonmetals so the given compound disulfur dichloride
(i)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is chlorine trifluoride. And its molecular formula is
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
Both the elements in the given compound chlorine trifluoride
(j)
Interpretation: For the given compound, the molecular formula should be determined and should be identified that whether it is ionic or not.
Concept introduction:
- Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
- Molecular compounds are formed by the combination of nonmetal and nonmetal or metalloid and nonmetal.
- A chemical formula conveys us the number of atoms of each element in a compound. It contains the symbols of the atoms of the elements present in the compound as well as how many are for each element in the form of subscripts.
Answer to Problem 127GQ
Explanation of Solution
The name of the given compound is phosphorus trifluoride. And its molecular formula is
Ionic compounds are formed by the combination of metal and nonmetals or metal and polyatomic ions.
Hence,
Both the elements in the given compound phosphorus trifluoride
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Chapter 2 Solutions
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