Jeopardy
Basic
Chemistry
Naming
Stoichiometry
Thermodynamics
Other
Q $100
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Q $500
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Q $500
Final Jeopardy
$100 Question from Basic
Chemistry
(3.23+7.8) x 9.978
a)
b)
c)
d)
e)
109.8
110
109
110.
109.76
$200 Question from Basic
Chemistry
What is the empirical formula for a
molecule that is 60% Carbon, 8%
Hydrogen, and 32% Oxygen?
a)
b)
c)
d)
e)
C6H8O2
C5H8O2
C3H4O
C4H4O4
CHO
$300 Question Basic Chemistry
Which of the following is NOT a
diatomic element?
a)
b)
c)
d)
e)
F2
N2
C2
H2
O2
$400 Question Basic Chemistry
Which is not a strong base? And
which is not a strong acid?
a)
b)
c)
d)
e)
KOH
CsOH
Ca(OH)2
Mg(OH)2
Ba(OH)2
a)
b)
c)
d)
e)
HClO3
HBr
H2CO3
HI
HNO3
$500 Question from Basic
Chemisty
What is being the Reducing Agent in the
following reaction:
Cu(s) + 4HNO3(aq)  Cu(NO3)2(aq) + NO2(aq)+ 2H2O(l)
a)
b)
c)
d)
e)
Cu (s)
HNO3 (aq)
Cu(NO3)2 (aq)
NO2 (aq)
H2O (l)
$100 Question from Naming
What is the name of Fe2O3?
a)
b)
c)
d)
e)
Iron oxide
Iron (III) oxide
Iron (II) oxide
Iron (III) dioxide
Iron dioxide
$200 Question from Naming
What is the name of the
molecular geometry of SF5-?
a)
b)
c)
d)
e)
Trigonal Bipyramidal
Square planar
See saw
T-shaped
Square base pyramid
$300 Question from naming
Which of the following does not
have the tetrahedral electron
geometry?
a)
b)
c)
d)
CH2O
H2O
CF3OH
PCl3
$400 Question from naming
What is pentanol?
a)
b)
c)
d)
e)
C4H10
C4H12
C4H9OH
C5H12
C5H11OH
$500 Question from naming
What is the name of H2SO2?
a)
b)
c)
d)
e)
Persulfuric acid
Sulfuric acid
Sulfurous acid
Hyposulfurous acid
Hydrosulfurous acid
$100 Question from
Stoichiometry
If you have 10.0 g NaCl (mm=58)
how many molecules are there?
a)
b)
c)
d)
.172
1.03 x 1026
1.04 x 1023
5.8
$200 Question from
Stoichiometry
In the combustion of 9.13g CH4
(mm=16) with excess oxygen, how
much CO2 (mm=44) is produced?
a)
b)
c)
d)
e)
50.2 g
3.32 g
20.5 g
25.1 g
77.1g
$300 Question from
Stoichiometry
In the neutralization of 20 mL .7 M
Ba(OH)2 with 15 mL unknown
concentrated HCl, what is the
concentration of HCl?
a)
b)
c)
d)
e)
.933 M
3.73 M
1.50 M
1.87 M
1.40 M
$400 Question from
Stoichiometry
Nitrogen fill a room which is 20 m3,
and at STP, what is the mass of the
Nitrogen?
a)
b)
c)
d)
e)
892 g
25.0 kg
12.5 kg
25.0 g
892 kg
$500 Question from
Stoichiometry
In the reaction
___Na(s) + ___Cl2(g)  ___NaCl (s)
If you have 93 g Sodium (mm=23) and
124 g Chlorine (mm=35.5) what is the
limiting reagent?
a) Na (g)
b) Na (s)
c) Cl2 (g)
d) NaCl
$100 Question from
Thermodynamics
If 5.3 kJ of work is done on a system and
740 J of heat is given off by a system what
is the total enthalpy change?
a)
b)
c)
d)
4560 J
-4560 J
6040 J
-6040 J
$200 Question from
Thermodynamics
Given:
C(s) + O2(g)  CO2(g)
∆H=-393 kJ/mol
S(s) + O2(g)  SO2(g)
∆H=-297 kJ/mol
C(s) + 2S(s)  CS2(l)
∆H=88 kJ/mol
Calculate ∆H for:
CS2(l) + 2O2(g)  CO2(g) + 2 SO2(g)
a)
b)
c)
d)
2560 kJ
800 kJ
-1075 kJ
-525 kJ
$300 Question from
Thermodynamics
What is the ∆H for each of the following
reactions?
First ionization:
Na(g) + Cl(g)  Na+(g) + Cl(g) + 1e- ∆Ha=
Electron Affinity:
Na+(g) + Cl(g) + 1e-  Na+(g) + Cl-(g) ∆Hb=
a)
b)
c)
d)
∆Ha>0
∆Ha<0
∆Ha>0
∆Ha<0
∆Hb<0
∆Hb<0
∆Hb>0
∆Hb>0
$400 Question from
Thermodynamics
What is the entropy of the reaction:
2CO(g) + O2(g)  2CO2(g)
∆Hf CO = -110 kJ/mol
∆Hf CO2 = -393 kJ/mol
a)
b)
c)
d)
-283 kJ
-503 kJ
-566 kJ
Not enough information
$500 Question from
Thermodynamics
HBr(aq) + KOH(aq)  H2O(l) + KBr(aq)
What is the qrxn if the temp increases from
0 C to 300K, when you have 50 mL of 1M
KOH and 25 mL of 2M HBr. Assume
properties of water a) 8500kJ
b) -8500kJ
c) 94140kJ
d) -94140kJ
$100 Question from Random
Which of the following sets of
quantum numbers is correct?
a)
b)
c)
d)
e)
n = 3, l = 3, ml = -3, ms = +1/2
n = 4, l = 3, ml = -1, ms = +1
n = 2, l = -1, ml = 0, ms = -1/2
n = 3, l = 2, ml = +1, ms = -1/2
n = 1, l = 0, ml = 1, ms = +1/2
$200 Question from Random
Which has the lowest boiling point?
a)
b)
c)
d)
e)
NH3
H2O
CH4
CH2OH
C2H5Br
$300 Question from Random
What is the energy and
wavelength of a radio wave with
a frequency of 6.40 x 107?
a)
b)
c)
d)
λ =4.69m
λ=.213m
λ=.213m
λ=4.69m
E=4.24x10-26
E=5.44x10-26
E=3.22x10-26
E=6.78x10-26
$400 Question from Random
Which of the following is the
correct electron configuration of
Se2-?
a)
b)
c)
d)
e)
[Kr]
1s22s22p63s23p64s23d104p6
[Ar]4s24p6
4s23d104p6
1s22s22p63s23p64s24p63d10
$500 Question from Random
In the following molecule, how many
atoms have an sp3 hybridization, and how
many pi bonds are there?
a)
b)
c)
d)
e)
sp3=4
sp3=4
sp3=4
sp3=5
sp3=5
pi=4
pi=5
pi=8
pi=4
pi=8
Final Jeopardy
Draw all the resonance structures for HPO42-