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Chemistry
How many of the following are mixed oxides? Pb 3 O 4, KO 2, H 2 O 2, Al 2 O 3, Fe 3 O 4, N 2 O , Mn 3 O 4
Q. How many of the following are mixed oxides?
P
b
3
O
4
,
K
O
2
,
H
2
O
2
,
A
l
2
O
3
,
F
e
3
O
4
,
N
2
O
,
M
n
3
O
4
146
225
The p-Block Elements - Part2
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Answer:
3
Solution:
Mixed oxides are formed from two simple oxides.
P
b
3
O
4
(
2
P
b
O
+
P
b
O
2
)
F
e
3
O
4
(
F
e
O
+
F
e
2
O
3
)
M
n
3
O
4
(
M
n
O
2
+
2
M
n
O
)