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Tardigrade
Question
Chemistry
Which of the following reactions is the metal displacement reaction ? Choose the right option.
Q. Which of the following reactions is the metal displacement reaction ? Choose the right option.
14727
204
NEET
NEET 2021
The d-and f-Block Elements
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A
2
K
Cl
O
3
→
Δ
2
K
Cl
+
3
O
2
4%
B
C
r
2
O
3
+
2
A
l
→
Δ
A
l
2
O
3
+
2
C
r
75%
C
F
e
+
2
H
Cl
→
F
e
C
l
2
+
H
2
↑
17%
D
2
P
b
(
N
O
3
)
2
→
2
P
b
O
+
4
N
O
2
+
O
2
↑
4%
Solution:
More electropositive element displaces less electropositive metal