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Byju's Answer
Standard IX
Chemistry
Hydrated and Anhydrous Substances
a compound wh...
Question
a compound which can be used in space vehicles both to absorb CO_2 and liberate O_2 1.NaOH 2.Na2O2 3.Na2O 4.CaO+NaOH
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Similar questions
Q.
Complete the following equation:
N
a
2
O
2
+
2
H
2
O
→
(
W
–
–
–
)
+
H
2
O
2
2
K
O
2
+
2
H
2
O
→
(
X
–
–
)
+
(
Y
–
–
)
+
O
2
N
a
2
O
+
C
O
2
→
(
Z
–
–
)
Q.
N
a
O
H
can be prepared by two methods each with two steps having
100
%
extent.
I
:
2
N
a
+
2
H
2
O
⟶
2
N
a
O
H
+
H
2
2
H
2
+
O
2
⟶
2
H
2
O
I
I
:
2
N
a
+
1
2
O
2
⟶
N
a
2
O
N
a
2
O
+
H
2
O
⟶
2
N
a
O
H
Which gives better yield?
Q.
K
O
2
is used in oxygen cylinders in space and submarines because it:
Q.
C
O
2
+
N
a
O
H
→
H
2
O
+
X
Identify X.
Q.
K
O
2
(potassium superoxide) is used in oxygen cylinders in space and submarines because it
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