Activity Index
Equation Balancing #3
Identify the correct coefficients
Though coefficients of "1" are not ordinarily written into chemical equations, in this activity EVERY coefficient must be filled in, including coefficients of "1".
CoO +
O
2
→
Co
2
O
3
PCl
5
+
H
2
O →
H
3
PO
4
+
HCl
C
6
H
12
O
2
+
O
2
→
CO
2
+
H
2
O
Fe
2
O
3
+
C →
Fe +
CO
2
Ba +
O
2
→
BaO
Al +
S →
Al
2
S
3
ZnS +
O
2
→
ZnO +
SO
2
C
6
H
12
O
6
→
C
2
H
5
OH +
CO
2
C
7
H
14
→
C
7
H
8
+
H
2
Al +
Cr
2
O
3
→
Al
2
O
3
+
Cr
CS
2
+
Cl
2
→
CCl
4
+
S
2
Cl
2
Al +
MnO →
Al
2
O
3
+
Mn
Ca(OH)
2
+
H
3
PO
4
→
Ca
3
(PO
4
)
2
+
H
2
O
NO +
O
2
→
NO
2
C
4
H
8
O +
O
2
→
CO
2
+
H
2
O
NaNO
3
→
NaNO
2
+
O
2
C
4
H
10
O +
O
2
→
CO
2
+
H
2
O
CaH
2
+
H
2
O →
Ca(OH)
2
+
H
2
N
2
H
4
+
H
2
O
2
→
N
2
+
H
2
O
P
4
+
O
2
→
P
4
O
10
(NH
4
)
2
Cr
2
O
7
→
Cr
2
O
3
+
N
2
+
H
2
O
KClO
3
→
KCl +
O
2
H
2
S +
O
2
→
H
2
O +
SO
2
NH
3
+
O
2
→
NO +
H
2
O
C
2
H
4
+
O
2
→
CO
2
+
H
2
O
Check
OK
Activity Index