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Standard XII
Chemistry
Preparations and Reactions of Sodium Oxide
KO 2 potassiu...
Question
K
O
2
(potassium super oxide) is used in oxygen cylinders in space and submarines because it:
A
Absorbs
C
O
2
and increases
O
2
contents
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B
Eliminates moisture
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C
Produces ozone
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D
All of these
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Solution
The correct option is
A
Absorbs
C
O
2
and increases
O
2
contents
4
K
O
2
+
2
C
O
2
→
2
K
2
C
O
3
+
3
O
2
.
It absorbs
C
O
2
and releases
O
2
.
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