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Standard VII
Chemistry
Types of chemical reactions-2
The reaction ...
Question
The reaction
2
H
2
O
→
2
H
2
+
O
2
is an example of
A
Decomposition reaction
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B
Double displacement reaction
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C
Displacement reaction
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D
Combination reaction
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Solution
The correct option is
A
Decomposition reaction
Water reacts to form more than one substances, hence this reaction is a decomposition reaction.
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Similar questions
Q.
Whether 2H2O -----> 2H2 +O2 is oxidation reaction or reduction reaction
Q.
2H2+O2==2H2O is a slow reaction or moderately slow reaction?
Q.
Given equation:
2
H
2
+
O
2
→
2
H
2
O
.
What does this reaction indicate?
Q.
H
2
O
2
+
H
2
O
2
→
2
H
2
O
+
O
2
is an example of dispropotionation reaction because
:
Q.
--2H
2
+ O
2 ---->
2H
2
O
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