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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
>>
2001
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Q)
Which one of the following reactions is an example of heterogeneous cataysis ?
( A )
C
H
3
C
H
O
(
g
)
I
2
(
g
)
→
C
H
4
+
C
O
( B )
2
S
O
2
(
g
)
+
O
2
(
g
)
N
O
(
s
)
→
2
S
O
3
( C )
2
C
O
(
g
)
+
O
2
(
g
)
P
t
(
s
)
→
2
C
O
2
( D )
2
C
O
(
g
)
+
O
2
(
g
)
N
O
(
s
)
→
3
C
O
2
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