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Concept explainers
(a)
Interpretation:
The formula for the compound that made from copper (I) and sulfate pairs of ions needs to be determined.
Concept introduction:
For a compound, molecular formula is the multiple of empirical formula.
Empirical formula is simplest ratio of atoms present in the compound.
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Answer to Problem 133A
Formula of copper (I) sulfate is
Explanation of Solution
The given ions pair is copper (I) and sulfate. Copper (I) has +1 charge and sulfate has -2 charges. Two copper ions are required to balance the charge on sulfate. Thus the formula of copper (I) sulfate is
(b)
Interpretation:
The formula for the compound that made from tin (IV) and fluoride pairs of ions needs to be determined.
Concept introduction:
For a compound, molecular formula is the multiple of empirical formula.
Empirical formula is simplest ratio of atoms present in the compound.
(b)
![Check Mark](/static/check-mark.png)
Answer to Problem 133A
Formula of tin (IV) and fluoride is
Explanation of Solution
The given ions pair is tin (IV) and fluoride. Tin (IV) has +4 charge and fluoride has -1 charge. Thus the formula of tin (IV) and fluoride is
(c)
Interpretation:
The formula for the compound that made from gold (III) and cyanide pairs of ions needs to be determined.
Concept introduction:
For a compound, molecular formula is the multiple of empirical formula.
Empirical formula is simplest ratio of atoms present in the compound.
(c)
![Check Mark](/static/check-mark.png)
Answer to Problem 133A
Formula of gold (III) and cyanide is
Explanation of Solution
The given ions pair is gold (III) and cyanide. Gold (III) has +3 charges and cyanide has -1 charge. Thus the formula of gold (III) and cyanide is
(d)
Interpretation:
The formula for the compound that made from lead (II) and sulfide pairs of ions needs to be determined.
Concept introduction:
For a compound, molecular formula is the multiple of empirical formula.
Empirical formula is simplest ratio of atoms present in the compound.
(d)
![Check Mark](/static/check-mark.png)
Answer to Problem 133A
Formula of lead (II) and sulfide is PbS.
Explanation of Solution
The given ions pair is lead (II) and sulfide. Lead (II) has +2 charges and sulfide has -2 charges. Thus the formula of lead (II) and sulfide is PbS.
Chapter 9 Solutions
Glencoe Chemistry: Matter and Change, Student Edition
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