Identify each of the following unbalanced reaction equations as belonging to one or more of the following categories: precipitation, acid−base, or oxidation−reduction. msp; Fe ( s ) + H 2 SO 4 ( a q ) → Fe 3 ( SO 4 ) 2 ( a q ) + H 2 ( g ) msp; HClO 4 ( a q ) + RbOH ( a q ) → RbCIO 4 ( a q ) + H 2 O ( l ) msp; Ca ( s ) + O 2 ( g ) → CaO ( s ) msp; H 2 SO 4 ( a q ) + NaOH ( a q ) → Na 2 SO 4 ( a q ) + H 2 O ( l ) msp; Pb ( NO 3 ) 2 ( a q ) + Na 2 CO 3 ( a q ) → PbCO 3 ( s ) + NaNO 3 ( a q ) msp; K 2 SO 4 ( a q ) + CaCl 2 ( a q ) → KCl ( a q ) + CaSO 4 ( s ) msp; HNO 3 ( a q ) + KOH ( a q ) → KNO 3 ( a q ) + H 2 O ( l ) msp; Ni ( C 2 H 3 O 2 ) 2 ( a q ) + Na 2 S ( a q ) → NiS ( s ) + NaC 2 H 3 O 2 ( a q ) msp; Ni ( s ) + Cl 2 ( g ) → NiCl 2 ( s )
Identify each of the following unbalanced reaction equations as belonging to one or more of the following categories: precipitation, acid−base, or oxidation−reduction. msp; Fe ( s ) + H 2 SO 4 ( a q ) → Fe 3 ( SO 4 ) 2 ( a q ) + H 2 ( g ) msp; HClO 4 ( a q ) + RbOH ( a q ) → RbCIO 4 ( a q ) + H 2 O ( l ) msp; Ca ( s ) + O 2 ( g ) → CaO ( s ) msp; H 2 SO 4 ( a q ) + NaOH ( a q ) → Na 2 SO 4 ( a q ) + H 2 O ( l ) msp; Pb ( NO 3 ) 2 ( a q ) + Na 2 CO 3 ( a q ) → PbCO 3 ( s ) + NaNO 3 ( a q ) msp; K 2 SO 4 ( a q ) + CaCl 2 ( a q ) → KCl ( a q ) + CaSO 4 ( s ) msp; HNO 3 ( a q ) + KOH ( a q ) → KNO 3 ( a q ) + H 2 O ( l ) msp; Ni ( C 2 H 3 O 2 ) 2 ( a q ) + Na 2 S ( a q ) → NiS ( s ) + NaC 2 H 3 O 2 ( a q ) msp; Ni ( s ) + Cl 2 ( g ) → NiCl 2 ( s )
Solution Summary: The author explains that a precipitation reaction is an acid base reaction and an electron transfer occurs.
Identify each of the following unbalanced reaction equations as belonging to one or more of the following categories: precipitation, acid−base, or oxidation−reduction.
msp;
Fe
(
s
)
+
H
2
SO
4
(
a
q
)
→
Fe
3
(
SO
4
)
2
(
a
q
)
+
H
2
(
g
)
msp;
HClO
4
(
a
q
)
+
RbOH
(
a
q
)
→
RbCIO
4
(
a
q
)
+
H
2
O
(
l
)
msp;
Ca
(
s
)
+
O
2
(
g
)
→
CaO
(
s
)
msp;
H
2
SO
4
(
a
q
)
+
NaOH
(
a
q
)
→
Na
2
SO
4
(
a
q
)
+
H
2
O
(
l
)
msp;
Pb
(
NO
3
)
2
(
a
q
)
+
Na
2
CO
3
(
a
q
)
→
PbCO
3
(
s
)
+
NaNO
3
(
a
q
)
msp;
K
2
SO
4
(
a
q
)
+
CaCl
2
(
a
q
)
→
KCl
(
a
q
)
+
CaSO
4
(
s
)
msp;
HNO
3
(
a
q
)
+
KOH
(
a
q
)
→
KNO
3
(
a
q
)
+
H
2
O
(
l
)
msp;
Ni
(
C
2
H
3
O
2
)
2
(
a
q
)
+
Na
2
S
(
a
q
)
→
NiS
(
s
)
+
NaC
2
H
3
O
2
(
a
q
)
Differentiate the terms Monotectic, Eutectic, Eutectoid, Peritectic, Peritectoid.
Q5. Predict the organic product(s) for the following transformations. If no reaction will take place
(or the reaction is not synthetically useful), write "N.R.". Determine what type of transition state
is present for each reaction (think Hammond Postulate).
I
Br₂
CH3
F2, light
CH3
Heat
CH3
F₂
Heat
Br2, light
12, light
CH3
Cl2, light
a. For the following indicated bonds, rank them in order of decreasing AH° for homolytic
cleavage. Based on your answer, which bond would be most likely to break homolytically?
(a)
(c)
H3C
CH3
.CH3
CH3
CH3
(b)
Page 1 of 5
Chem 0310 Organic Chemistry 1 Recitations
b. Draw all the possible radical products for 2-methylbutane, and determine which bond is most
likely to be broken.
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