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Byju's Answer
Standard XII
Chemistry
Stoichiometry
Complete the ...
Question
Complete the following reactions :
C
2
H
4
+
O
2
→
4
A
l
+
3
O
2
→
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Solution
Ethane on reaction with oxygen undergoes combustion reaction to form carbon dioxide and water.
C
2
H
4
+
3
O
2
⟶
2
C
O
2
+
2
H
2
O
A
l
on reaction with oxygen undergoes oxidation to fom aluminium oxide.
4
A
l
+
3
O
2
⟶
2
A
l
2
O
3
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Similar questions
Q.
A
l
and
K
C
l
O
3
react together to form
A
l
2
O
3
according to the following reactions :
2
K
C
l
O
3
⟶
2
K
C
l
+
3
O
2
4
A
l
+
3
O
2
⟶
2
A
I
2
O
3
4
moles of
K
C
l
O
3
(
50
%
pure) on reaction with excess of Al forms _______ moles of
A
l
2
O
3
.
Q.
A
l
and
K
C
l
O
3
react together to form
A
I
2
O
3
according to the following reaction:
2
K
C
l
O
3
⟶
2
K
C
l
+
3
O
2
4
A
l
+
3
O
2
⟶
2
A
l
2
O
3
4
moles of
K
C
l
O
3
(
50
%
pure) on reaction with excess of
A
l
forms
A
l
2
O
3
equal to :
Q.
Which of the following is/are combination reaction(s)?
(i)
2
K
C
l
O
3
H
e
a
t
→
2
K
C
l
+
3
O
2
(ii)
M
g
O
+
H
2
O
→
M
g
(
O
H
)
2
(iii)
4
A
l
+
3
O
2
→
2
A
l
2
O
3
(iv)
Z
n
+
F
e
S
O
4
→
Z
n
S
O
4
+
F
e
Q.
For the chemical reaction,
2
O
3
⇌
3
O
2
The reactions proceed as follows
O
3
⇌
O
2
+
O
(fast)
O
+
O
2
→
2
O
2
(slow)
The rate law expression will be:
Q.
4
A
l
+
3
O
2
→
2
A
l
2
O
3
In the above equation, identify the oxidising agent
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