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Byju's Answer
Standard X
Chemistry
Gravity Separation
IDENTIFY THE ...
Question
IDENTIFY THE TYPE OF REACTION OF THE FOLLWING
1)ZNCO3+2HCL=ZNCL2+H2CO3
2)2NABR+CL=2ANCL+BR
3)2CUO=2CU+O
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Solution
Dear
user
,
1
)
ZnCO
3
+
2
HCl
→
ZnCl
2
+
H
2
CO
3
This
is
a
gas
forming
reaction
.
2
)
2
NaBr
+
Cl
→
2
NaCl
+
Br
Halogen
displacement
reaction
.
3
)
CuO
(
s
)
+
H
2
(
g
)
→
Cu
(
s
)
+
H
2
O
(
l
)
Redox
reaction
,
as
Copper
oxide
(
CuO
)
is
reduced
to
copper
(
Cu
)
while
hydrogen
(
H
2
)
gets
oxidised
to
form
water
(
H
2
O
)
.
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0
Similar questions
Q.
Z
n
+
2
H
C
l
→
Z
n
C
l
2
+
H
2
↑
The above reaction is an example of:
Q.
Write the limitation of reaction given in question 2.
Z
n
+
2
H
C
l
→
Z
n
C
l
2
+
H
2
Q.
X
+
H
C
l
→
Z
n
C
l
2
+
H
2
O
+
C
O
2
Find X and balance the equation.
Q.
X
+
H
C
l
→
Z
n
C
l
2
+
H
2
O
+
C
O
2
Find X and balance the equation.
Q.
Zn + 2HCl ➝
Z
n
C
l
2
+ ………….. ↑
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