Tardigrade
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Tardigrade
Question
Chemistry
The catalytic activity of transition metals and their compounds is ascribed mainly to:
Q. The catalytic activity of transition metals and their compounds is ascribed mainly to:
2185
252
JIPMER
JIPMER 2012
The d-and f-Block Elements
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A
their unfilled d-orbitals
28%
B
their ability of adopt variable oxidation states
59%
C
their chemical reactivity
7%
D
their magnetic behaviour
6%
Solution:
Transition metals are show variable oxidation states
2
S
O
2
+
O
2
V
2
O
5
2
S
O
3
S
O
2
+
V
2
+
5
O
5
→
S
O
3
+
V
2
+
4
O
4
V
2
+
4
O
4
+
O
2
→
V
2
+
5
O
5