WorksheetsUnit 8: Applications of Thermodynamics
Total questions: 12
Worksheet time: 10mins
Name
Class
Date
1.
What value will the oxidation number always be in its elemental form?
a)
-1
b)
0
c)
+1
d)
2
2.
A (a) value of E indicates a spontaneous reaction.
3.
Oxidation:
a)
Gains electrons
b)
Loses electrons
4.
Find The Oxidation Number of Sulfur:
SO4-2
4 lines
5.
Reduction:
a)
Gains electrons
b)
Loses electrons
6.
True or False? : When ΔS is positive, TΔS is positive
a)
True
b)
False
7.
Where Does Oxidation Occur?
(a)
8.
What is the oxidation number of O2 ?
a)
+2
b)
-2
c)
0
d)
+1
9.
A positive value of E and a negative value of ΔG both indicate...
a)
A Spontaneous Reaction
b)
A Non-spontaneous Reaction
10.
A (a) value of E indicates a nonspontaneous process
11.
Where does reduction occur?
(a)
12.
C2H4 (g) + H2 (g) ----> C2H6 (g)
a)
ΔS is negative
b)
ΔS is positive
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