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Byju's Answer
Standard XII
Chemistry
Sodium Thiosulphate
Lime water be...
Question
Lime water becomes turbid on passing
N
O
2
through it.
If this is true enter 1, if false enter 0.
Open in App
Solution
Lime water becomes turbid on passing
C
O
2
.
Carbon dioxide passed into limewater gives a milky solution. This is due to the insoluble suspension of calcium carbonate formed:
C
a
(
O
H
)
2
(
a
q
)
+
C
O
2
(
g
)
→
C
a
C
O
3
(
s
)
+
H
2
O
(
l
)
Lime water reacts with
N
O
2
and oxygen to produce calcium nitrate that is soluble in water.
C
a
(
O
H
)
2
(
a
q
)
+
O
2
+
N
O
2
(
g
)
→
C
a
(
N
O
3
)
2
(
s
)
+
H
2
O
(
l
)
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