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ANBU CHEMISTRY ACADEMY - COORDINATION CHEMISTRY TEST -4 Flashcards | StudBud
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ANBU CHEMISTRY ACADEMY - COORDINATION CHEMISTRY TEST -4
ANBU CHEMISTRY ACADEMY - COORDINATION CHEMISTRY TEST -4
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1
calculate the net charge of K
3
[Fe (CN)
6
] complex contain [Fe (CN)
6
] ion
3-
4-
4+
3+
2
In the complex compounds Primary valency is satisfy by ----
Positive ions
None of these.
neutral molecule
Negative ions
3
In the coordination compound outer sphere is ----- sphere.
Ionization
non ionisable
Coordination
none of these.
4
Complex -
[CoCl
2
(NH
3
)
4
] Cl
is added in the
silver nitrate
solution to give ---- mole of Silver chloride.
three
one
no
two
5
K
3
[Fe(CN)
6
] calculate the oxidation number of metal atom.
+6
+4
+6
+3
6
If a metal ion has a secondary valence of six, It has an ---- geometry.
Octahedral
linear.
Tetrahedral
Square planar
7
---- is the primary valency of cobalt of [Co(Cl)(NH
3
)
5
]Cl
2
+4
+2
+3
+6
8
In the coordination entity the metal ion have secondary valency is corresponds to ----
Oxidation state
electronegativity.
Coordination number
electron affinity
9
the following image shows the primary valency of metal atom is ---
3+
6+
4+
5+
10
K
4
[ Fe(CN)
6
] contain coordination complex is ----
[ Fe(CN)6]-4
[ Fe(CN)6] +4
[ Fe(CN)6] +
[ Fe(CN)6]0
11
In the complex [ Pt(NO
2
)(H
2
O)(NH
3
)
2
]Br identify the coordination number is ---
8
6
4
5
12
In the complex [ Ni (en)
3
]Cl
2
contain coordination number of metal atom is ---
7
6
3
5
13
Limitations of werner's theory is ----
a] explain a number of properties of coordination compounds.
b] not explain their colour of coordination compounds
d] Both b&c
c] not explain the electrical properties.
14
[Fe(H
2
O)
6
]
2+
from the complex the lewis acid is ----
Fe(H2O)6
Fe
none of these.
H2O
15
----- valences are non-directional in nature.
Tertiary valency
None of these.
Primary
Secondary
