a.
Interpretation: To determine the oxidation number for each of the elements in a given compound.
Concept Introduction: Oxidation number determines the number of electrons lost or gained by an atom or ion.
a.
Answer to Problem 104A
The oxidation number of calcium is +2, carbon is +4 and oxygen is -2.
Explanation of Solution
The given compound is
The calculation for the oxidation number is as follows:
Thus, the oxidation number of calcium is +2, carbon is +4 and oxygen is -2.
b.
Interpretation: To determine the oxidation number for each of the elements in a given compound.
Concept Introduction: Oxidation number determines the number of electrons lost or gained by an atom or ion.
b.
Answer to Problem 104A
The oxidation number of chlorine is 0.
Explanation of Solution
The given compound is
The oxidation number of chlorine gas is zero.
Thus, the oxidation number of chlorine is 0.
c.
Interpretation: To determine the oxidation number for each of the elements in a given compound.
Concept Introduction: Oxidation number determines the number of electrons lost or gained by an atom or ion.
c.
Answer to Problem 104A
The oxidation number of lithium is +1, iodine is +5 and oxygen is -2.
Explanation of Solution
The given compound is
The calculation for the oxidation number is as follows:
Thus, the oxidation number of lithium is +1, iodine is +5 and oxygen is -2.
d.
Interpretation: To determine the oxidation number for each of the elements in a given compound.
Concept Introduction: Oxidation number determines the number of electrons lost or gained by an atom or ion.
d.
Answer to Problem 104A
The oxidation number of sodium is +1, sulfur is +4 and oxygen is -2.
Explanation of Solution
The given compound is
The calculation for the oxidation number is as follows:
Thus, the oxidation number of sodium is +1, sulfur is +4 and oxygen is -2.
Chapter 22 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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