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Standard IX
Chemistry
Formation of Complexes
Vanadium II o...
Question
Vanadium (II) oxide is a strong
A
Drying agent
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B
Oxidizing agent
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C
Reducing agent
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D
Wetting agent
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Solution
The correct option is
C
Reducing agent
V
2
O
3
dissolves in acids forming green or blue hydrated ions
[
V
(
H
2
O
)
6
]
3
+
and these solutions are quite reducing.
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Similar questions
Q.
Vanadium (II) oxide is a strong
Q.
In an experiment,
20
g of vanadium (
V
) oxide (molar mass
=
182
) was reduced by excess of zinc dust in acidic solution to vanadium (
I
I
) ions. The required number of moles of iodine to reoxidise vanadium (
I
I
) to
V
O
2
+
is
:
Q.
In an experiment,
20
g of vanadium (
V
) oxide (molar mass
=
182
g/mol) was reduced by excess of zinc dust in acidic solution to vanadium (II) ions. If the required number of moles of iodine to reoxidise vanadium (II) to
V
O
2
+
is
22
×
10
−
x
, then what is the value of
x
?
Q.
What is the empirical formula of vanadium oxide, if
2.74
g
of the metal oxide contains
1.53
g
of metal ?
(Molar Mass of Vanadium = 52 g)
Q.
What is the empirical formula of vanadium oxide, if
2.74
g
of the metal oxide contains
1.53
g
of metal ?
(Molar Mass of Vanadium =
52
g
)
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